| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] be used [prep] | 29 |
|
| 2 | could [not/n't] be use [prep] | 29 |
|
| 3 | could not be use [prep] | 29 |
|
| 4 | could [not/n't] be use as | 9 |
|
| 5 | could [not/n't] be use as | 9 |
|
| 6 | could [not/n't] be use for | 7 |
|
| 7 | could [not/n't] be use for | 7 |
|
| 8 | could [not/n't] be use in | 5 |
|
| 9 | could [not/n't] be use in | 5 |
|
