| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [pron] have happened | 145 |
|
| 2 | [vb infin] [Wh det] have happen | 139 |
|
| 3 | [vb infin] what have happen | 138 |
|
| 4 | [vb infin] what have happen | 138 |
|
| 5 | [vb infin] [pron] had happen | 63 |
|
| 6 | know [pron] have happen | 60 |
|
| 7 | [vb infin] [pron] 's happen | 51 |
|
| 8 | [vb infin] [pron] has happen | 32 |
|
| 9 | believe [pron] have happen | 12 |
|
| 10 | understand [pron] have happen | 10 |
|
| 11 | see [pron] have happen | 8 |
|
| 12 | [vb infin] [pers pn] have happen | 5 |
|
| 13 | [vb infin] it have happen | 5 |
|
| 14 | think [pron] have happen | 5 |
|
| 15 | [vb infin] it have happen | 5 |
|
| 16 | guess [pron] have happen | 5 |
|
