| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been see [prep] [det] [noun] | 9 |
|
| 2 | not been seen [prep] [det] [noun] | 9 |
|
| 3 | not been see [prep] [det] [noun] | 8 |
|
| 4 | not been see [prep] [det] [noun sg] | 5 |
|
