| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] is [prep] | 1163 |
|
| 2 | [v-ing] be [prep] | 399 |
|
| 3 | [v-ing] [be] [prep] | 399 |
|
| 4 | [v-ing] [is] [prep] | 143 |
|
| 5 | [v-ing] is [prep] | 136 |
|
