| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] look for | 160 |
|
| 2 | must [verb] [be] for | 14 |
|
| 3 | must [be] look for | 7 |
|
| 4 | must [verb] [be] look | 7 |
|
