| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] happen to be [prep] | 9 |
|
| 2 | [Wh det] happen to be [prep] | 9 |
|
| 3 | which happen to be [prep] | 8 |
|
| 4 | [Wh det] happen to be [prep] | 6 |
|
| 5 | [Wh det] happen to be in | 5 |
|
| 6 | [Wh det] happen to be in | 5 |
|
