| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [conj] it is | 1855 |
|
| 2 | [conj] it is [v-ing] | 842 |
|
| 3 | [adj] [conj] is [v-ing] | 60 |
|
| 4 | [adj] it is [v-ing] | 29 |
|
