| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [modal v] [be] thinking [prep] [v-ing] | 6 |
|
| 2 | who [modal v] be thinking [prep] [v-ing] | 6 |
|
| 3 | who [modal v] [be] thinking [prep] [v-ing] | 6 |
|
| 4 | who [vb mod] [be] thinking [prep] [v-ing] | 6 |
|
| 5 | who [modal v] [be] thinking of [v-ing] | 5 |
|
| 6 | who [modal v] [be] thinking of [v-ing] | 5 |
|
