| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to be careful not | 23 |
|
| 2 | have to be careful not | 21 |
|
| 3 | had [prep] be careful not | 12 |
|
| 4 | had to be careful not | 12 |
|
| 5 | had to be careful [adv] | 12 |
|
| 6 | had to be careful not | 12 |
|
| 7 | had to be [adj] not | 12 |
|
| 8 | [vb past] to be careful not | 12 |
|
| 9 | had to [be] careful not | 12 |
|
| 10 | had to [be] careful not | 12 |
|
| 11 | had [prep] be careful not | 12 |
|
| 12 | had to be careful not | 12 |
|
| 13 | had to be [adj] not | 12 |
|
