| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i have been [v-ing] [prep] | 816 |
|
| 2 | [conj] i have been [v-ing] | 511 |
|
| 3 | [conj] i have been [prep] | 250 |
|
| 4 | [conj] have been [v-ing] [prep] | 190 |
|
