| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] been [verb] | 6115 |
|
| 2 | [pron] [verb] been working | 497 |
|
| 3 | it [verb] been [v-ing] | 414 |
|
| 4 | it [verb] been work | 19 |
|
| 5 | it [verb] be working | 17 |
|
| 6 | it [verb] [been] working | 17 |
|
| 7 | it [verb] [be] working | 17 |
|
