| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [be] [verb] about | 90 |
|
| 2 | should [be] think [prep] | 38 |
|
| 3 | [vb mod] [be] think about | 33 |
|
| 4 | [modal v] [be] think about | 33 |
|
| 5 | should [be] think about | 12 |
|
| 6 | should [be] think about | 12 |
|
