| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been doing [det] [noun sg] | 16 |
|
| 2 | [vb base] been doing this [noun sg] | 8 |
|
| 3 | [vb base] been doing some [noun sg] | 7 |
|
| 4 | have been doing [det] [noun sg] | 6 |
|
