| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [adj] when | 206 |
|
| 2 | [prep] be [adj] when | 202 |
|
| 3 | [prep] be careful [conj] | 60 |
|
| 4 | [prep] be careful when | 14 |
|
| 5 | [prep] be careful when | 12 |
|
| 6 | [prep] [be] careful when | 12 |
|
