| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been [prep] | 983 |
|
| 2 | not been [prep] | 983 |
|
| 3 | [adv] been on | 255 |
|
| 4 | not be on | 159 |
|
| 5 | not [be] on | 159 |
|
| 6 | not [been] on | 58 |
|
| 7 | not been on | 58 |
|
