| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [been] [prep] | 983 |
|
| 2 | [been] see [prep] | 510 |
|
| 3 | [not/n't] see [prep] | 388 |
|
| 4 | [not/n't] [been] see | 149 |
|
