| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] this | 390 |
|
| 2 | [be] doing this | 354 |
|
| 3 | be doing this | 354 |
|
| 4 | been [v-ing] this | 209 |
|
| 5 | been doing [adj] | 208 |
|
| 6 | been do this | 62 |
|
| 7 | [been] doing this | 53 |
|
