| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i could not be [adj] [prep] | 11 |
|
| 2 | i could not be [adj] [prep] | 11 |
|
| 3 | i could n't be [adj] [prep] | 8 |
|
| 4 | i could not be sure [prep] | 5 |
|
