| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] think of a | 16 |
|
| 2 | have think of a | 12 |
|
| 3 | [vb base] thought of a | 11 |
|
| 4 | [vb base] to think of a | 9 |
|
| 5 | 've think of a | 5 |
|
