| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] if he have been [v-ing] | 7 |
|
| 2 | [adv] if he [verb] been [v-ing] | 7 |
|
| 3 | [adv] if he [verb] been [v-ing] | 6 |
|
| 4 | even if he [verb] been [v-ing] | 5 |
|
| 5 | even if he [verb] been [v-ing] | 5 |
|
