| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been [v-ing] [prep] | 389 |
|
| 2 | [adv] [v-ing] forward [prep] | 213 |
|
| 3 | been [v-ing] forward [prep] | 70 |
|
| 4 | [adv] been [v-ing] forward | 9 |
|
