| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] is [to-vb] [prep] [det] | 77 |
|
| 2 | [noun sg] is [to-vb] [prep] [det] | 72 |
|
| 3 | [pron] is [to-vb] [prep] [det] | 29 |
|
| 4 | [pers pn] is [to-vb] [prep] [det] | 23 |
|
| 5 | it is [to-vb] [prep] [det] | 18 |
|
| 6 | it is [to-vb] [prep] [det] | 18 |
|
| 7 | [verb] is [to-vb] [prep] [det] | 9 |
|
| 8 | [adj] is [to-vb] [prep] [det] | 6 |
|
| 9 | do is [to-vb] [prep] [det] | 6 |
|
| 10 | to do is [to-vb] [prep] [det] | 5 |
|
| 11 | he is [to-vb] [prep] [det] | 5 |
|
| 12 | [to-vb] is [to-vb] [prep] [det] | 5 |
|
| 13 | he is [to-vb] [prep] [det] | 5 |
|
| 14 | is [adj] [to-vb] [prep] [det] | 365 |
|
| 15 | is [adj] [to-vb] [prep] [det] | 346 |
|
| 16 | is [verb] [to-vb] [prep] [det] | 127 |
|
| 17 | is [vb pp] [to-vb] [prep] [det] | 92 |
|
| 18 | is likely [to-vb] [prep] [det] | 48 |
|
| 19 | is likely [to-vb] [prep] [det] | 48 |
|
| 20 | is difficult [to-vb] [prep] [det] | 47 |
|
| 21 | is difficult [to-vb] [prep] [det] | 47 |
|
| 22 | is possible [to-vb] [prep] [det] | 38 |
|
| 23 | is possible [to-vb] [prep] [det] | 38 |
|
| 24 | is [v-ing] [to-vb] [prep] [det] | 35 |
|
| 25 | is important [to-vb] [prep] [det] | 24 |
|
| 26 | is important [to-vb] [prep] [det] | 24 |
|
| 27 | is going [to-vb] [prep] [det] | 21 |
|
| 28 | is go [to-vb] [prep] [det] | 21 |
|
| 29 | is necessary [to-vb] [prep] [det] | 20 |
|
| 30 | is necessary [to-vb] [prep] [det] | 20 |
|
