| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] [to-vb] | 2176 |
|
| 2 | is [adv] [vb pp] [to-vb] | 1957 |
|
| 3 | is [adv] [v-ing] [to-vb] | 986 |
|
| 4 | is [not/n't] [verb] [to-vb] | 797 |
|
| 5 | is not [verb] [to-vb] | 797 |
|
| 6 | is not [verb] [to-vb] | 631 |
|
| 7 | is [adv] go [to-vb] | 416 |
|
| 8 | is [adv] going [to-vb] | 415 |
|
| 9 | is also [verb] [to-vb] | 373 |
|
| 10 | is also [verb] [to-vb] | 373 |
|
| 11 | is now [verb] [to-vb] | 264 |
|
| 12 | is now [verb] [to-vb] | 264 |
|
| 13 | is [adv] used [to-vb] | 218 |
|
| 14 | is [adv] use [to-vb] | 218 |
|
| 15 | is [adv] [verb] to have | 216 |
|
| 16 | is [adv] expect [to-vb] | 202 |
|
| 17 | is [adv] expected [to-vb] | 198 |
|
| 18 | is [adv] try [to-vb] | 175 |
|
| 19 | is [adv] trying [to-vb] | 167 |
|
| 20 | is n't [verb] [to-vb] | 166 |
|
| 21 | is [adv] intend [to-vb] | 120 |
|
| 22 | is [adv] intended [to-vb] | 115 |
|
| 23 | is still [verb] [to-vb] | 109 |
|
| 24 | is still [verb] [to-vb] | 109 |
|
| 25 | is often [verb] [to-vb] | 105 |
|
| 26 | is often [verb] [to-vb] | 105 |
|
| 27 | is [adv] require [to-vb] | 100 |
|
| 28 | is [adv] required [to-vb] | 100 |
|
| 29 | is [adv] allowed [to-vb] | 98 |
|
| 30 | is [adv] allow [to-vb] | 98 |
|
