| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [adv] for [det] | 64 |
|
| 2 | been [v-ing] [adv] for month | 9 |
|
| 3 | [v-ing] [adv] for [det] month | 6 |
|
| 4 | been [v-ing] for [det] month | 6 |
|
