| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have be think of | 17 |
|
| 2 | [modal v] have be think of | 17 |
|
| 3 | must have be think [prep] | 8 |
|
| 4 | must have be think [prep] | 8 |
|
| 5 | must have be [verb] of | 7 |
|
| 6 | must have be think of | 5 |
|
| 7 | must have [be] think of | 5 |
|
| 8 | must have be think of | 5 |
|
| 9 | must [verb] be think of | 5 |
|
