| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [be] [prep] | 120 |
|
| 2 | should [vb infin] think [prep] | 44 |
|
| 3 | [vb infin] [be] think [prep] | 39 |
|
| 4 | should [be] think [prep] | 38 |
|
| 5 | should [vb infin] [be] think | 8 |
|
