| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if we [verb] [been] [v-ing] [prep] | 6 |
|
| 2 | if we [verb] been [v-ing] [prep] | 6 |
|
| 3 | if we [verb] be [v-ing] [prep] | 6 |
|
| 4 | if we [verb] [be] [v-ing] [prep] | 6 |
|
