| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [is] [conj] it allow [pron] | 8 |
|
| 2 | [noun sg] [is] [conj] it allow [pron] | 8 |
|
| 3 | [is] [conj] it allow [pron] [to-vb] | 12 |
|
| 4 | [is] [conj] it allow [pron] [verb] | 12 |
|
