| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adv] | 593 |
|
| 2 | been [v-ing] [adv] in | 160 |
|
| 3 | have been [v-ing] in | 152 |
|
| 4 | have been [adv] in | 23 |
|
