| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | think [adv] | 2056 |
|
| 2 | think [adv] | 1797 |
|
| 3 | [verb] perhaps | 1312 |
|
| 4 | think perhaps | 292 |
|
| 5 | [vb infin] perhaps | 92 |
|
| 6 | think perhaps | 11 |
|
