| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [adv] [prep] [det] | 120 |
|
| 2 | been [v-ing] [adv] [prep] months | 9 |
|
| 3 | [v-ing] [adv] [prep] [det] months | 8 |
|
| 4 | been [v-ing] [prep] [det] months | 6 |
|
