2057867 I'm not to blame for everything that has happened. CK 1 1934731 I've been trying to find out what happened to Tom. CK 1 47209 No one knew for certain how the accident happened. CK 1 3023996 The same thing happened three years ago in Boston. CK 1 1094744 Tom didn't know anything about what was happening. CK 1 1555395 Tom is worried that something might happen to him. Spamster 1 3147870 What's the worse thing that could possibly happen? Hybrid 1 2033978 I don't even want to think about what could happen. CK 1 2033983 I don't want to think about what could've happened. CK 1 2330124 I guess you heard about what happened this morning. CK 1 2387752 I need to talk to Tom about what's going to happen. CK 1 3135941 I thought I'd check out what's happening in Boston. CK 1 2358945 I've always known something like this might happen. CK 1 2359405 I've come to warn you about what's going to happen. CK 1 1023927 Tom was watching what was happening very carefully. CK 1 1950747 We can't be sure that anything has happened to Tom. CK 1 2362237 I just happened to be there at the same time as Tom. CK 1 2044979 I'm sure Tom will be happy to tell us what happened. CK 1 1096123 No matter what happens, Tom always shows up on time. CK 1 1040655 Tom doesn't like it when this kind of stuff happens. CK 1 1094296 Tom doesn't understand how that could have happened. CK 1 1028777 Tom happened to have the day off on Mary's birthday. CK 1 2034079 We certainly wouldn't want that to happen, would we? CK 1 2049 What happened? There's water all over the apartment. Swift 1 2210924 Why don't you tell me the way you think it happened? CK 1 2951549 At that time, I had no idea what was going to happen. CK 1 3148469 Did you hear about what happened in Boston yesterday? CK 1 2303572 I can't help feeling something terrible has happened. CK 1 2034565 I don't want to think about what could have happened. CK 1 2034572 I want to know what happened to the gun Tom gave you. CK 1 2034577 I wanted to have a word with you about what happened. CK 1 1256915 I've got a feeling that something is about to happen. CK 1 2780851 Let's pretend that what happened today didn't happen. CK 1 2400062 The last time that happened I didn't know what to do. CK 1 1094598 Tom didn't want to tell Mary about what had happened. CK 1 1092954 Tom seems to be unwilling to tell Mary what happened. CK 1 2034597 Whatever happens, I want you to know that I love you. CK 1 1408564 Have you already told Tom about what happened to Mary? CK 1 2323071 I don't suppose there's much chance of that happening. CK 1 2323077 I don't think any of us are happy about what happened. CK 1 2062964 I've got a hunch something might be happening tonight. CK 1 2034508 Right now, I want you to tell me what happened to Tom. CK 1 1095055 Tom couldn't stand Mary not knowing what had happened. CK 1 1094232 Tom doubts what happened today will ever happen again. CK 1 1028461 Tom is worried about what might have happened to Mary. CK 1 2034515 We don't want anything like that to ever happen again. CK 1 1082843 Four people were in the car when the accident happened. CK 1 3135971 I guess things like this happen all the time in Boston. CK 1 3241477 I never would've expected something like this to happen CK 1 2063225 If something happened to you, I don't know what I'd do. CK 1