| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] it [prep] | 1261 |
|
| 2 | be [v-ing] it [prep] | 982 |
|
| 3 | be doing [pron] [prep] | 392 |
|
| 4 | be do it [prep] | 260 |
|
| 5 | be doing it [prep] | 244 |
|
| 6 | [be] doing it [prep] | 244 |
|
