| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [not/n't] think of | 107 |
|
| 2 | [not/n't] [pron] think of | 38 |
|
| 3 | had [not/n't] [pron] think | 8 |
|
| 4 | had [pron] think of | 5 |
|
