| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not been [v-ing] [adv] [prep] | 13 |
|
| 2 | not been [v-ing] [adv] [prep] | 10 |
|
| 3 | not been [v-ing] [adv] for | 5 |
|
| 4 | not been [v-ing] [adv] for | 5 |
|
