| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [v-ing] [prep] [art] [adj] | 2135 |
|
| 2 | it [be] [verb] [prep] [art] [adj] | 1615 |
|
| 3 | it [be] [v-ing] [prep] [art] [adj] | 169 |
|
| 4 | it [be] [v-ing] [prep] [art] [adj] | 148 |
|
