| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] [adv] [is] | 181 |
|
| 2 | [vb base] [to-vb] [adv] [is] | 73 |
|
| 3 | need [to-vb] [adv] [is] | 22 |
|
| 4 | need [to-vb] [adv] [is] | 22 |
|
| 5 | need [to-vb] [adv] [be] | 18 |
|
| 6 | need [verb] [adv] [is] | 18 |
|
