| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] have been [v-ing] [prep] | 130 |
|
| 2 | [pron] [pron] have been [v-ing] for | 117 |
|
| 3 | what [pron] have been [verb] for | 54 |
|
| 4 | what [pron] have be [v-ing] for | 48 |
|
| 5 | what [pron] have [be] [v-ing] for | 48 |
|
| 6 | what [pron] have [been] [v-ing] for | 48 |
|
| 7 | what [pron] [verb] been [v-ing] for | 48 |
|
