| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] use a [noun] | 146 |
|
| 2 | be [verb] [verb] a combination | 10 |
|
| 3 | be [verb] use [art] combination | 5 |
|
| 4 | be [verb] use a combination | 5 |
|
| 5 | [be] [verb] use a combination | 5 |
|
| 6 | be [verb] use [art] combination | 5 |
|
