| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been [verb] on | 68 |
|
| 2 | not [been] [verb] on | 68 |
|
| 3 | not [been] [vb pp] on | 65 |
|
| 4 | not [been] lost on | 10 |
|
| 5 | not [been] lose on | 10 |
|
| 6 | not [been] serve on | 6 |
|
| 7 | not [been] served on | 6 |
|
