| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [v-ing] [adv prt] for | 62 |
|
| 2 | [conj] has been [v-ing] [adv prt] | 27 |
|
| 3 | [conj] has been [v-ing] for | 17 |
|
