| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adj] [be] [v-ing] [prep] | 34 |
|
| 2 | [modal v] [adj] [be] [v-ing] [prep] | 34 |
|
| 3 | [modal v] [adj] [be] [verb] for | 21 |
|
| 4 | [modal v] [adj] [be] [v-ing] for | 6 |
|
