| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] [subord] [pron] [is] | 71 |
|
| 2 | of [v-ing] [subord] [pron] [be] | 54 |
|
| 3 | of [v-ing] [conj] [pron] [is] | 54 |
|
| 4 | of [verb] [subord] [pron] [is] | 17 |
|
