| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adv prt] | 1378 |
|
| 2 | have been [v-ing] in | 815 |
|
| 3 | have been [adv prt] in | 91 |
|
| 4 | been [v-ing] [adv prt] in | 88 |
|
