| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [be] [v-ing] [prep] | 1756 |
|
| 2 | [pron] 's [be] [v-ing] [prep] | 253 |
|
| 3 | if [pron] 's [be] [v-ing] | 15 |
|
| 4 | if [pron] 's [be] [prep] | 9 |
|
