| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not too difficult [to-vb] | 32 |
|
| 2 | not too late [to-vb] | 23 |
|
| 3 | not too [adj] to see | 11 |
|
| 4 | not too [adj] to say | 8 |
|
| 5 | not too hard [to-vb] | 6 |
|
