| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been [prep] | 983 |
|
| 2 | not been [prep] | 983 |
|
| 3 | [adv] been through | 76 |
|
| 4 | not [be] through | 18 |
|
| 5 | not be through | 18 |
|
| 6 | not [been] through | 16 |
|
| 7 | not been through | 16 |
|
