| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | think [prep] first | 69 |
|
| 2 | think at first | 65 |
|
| 3 | thought [prep] first | 44 |
|
| 4 | thought [prep] first | 10 |
|
| 5 | think [prep] first | 9 |
|
