| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do some [noun] | 753 |
|
| 2 | do [adj] research | 71 |
|
| 3 | do [det] research | 42 |
|
| 4 | [verb] some research | 41 |
|
| 5 | do some research | 25 |
|
