| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could n't [vb infin] this | 68 |
|
| 2 | could n't do this | 11 |
|
| 3 | could n't believe this | 8 |
|
| 4 | could n't understand this | 7 |
|
| 5 | could n't stand this | 5 |
|
