| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is not [adv] [to-vb] [adv] | 17 |
|
| 2 | is not enough [to-vb] [adv] | 16 |
|
| 3 | is not [adv] [to-vb] [adv] | 12 |
|
| 4 | is not [adv] [to-vb] [adv prt] | 10 |
|
| 5 | is n't [adv] [to-vb] [adv] | 6 |
|
