| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if he 's be [v-ing] | 8 |
|
| 2 | if he 's [been] [v-ing] | 8 |
|
| 3 | if he 's [be] [v-ing] | 8 |
|
| 4 | if he 's been [v-ing] | 8 |
|
