| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be of [adj] [noun sg] | 38 |
|
| 2 | could be in [adj] [noun sg] | 15 |
|
| 3 | could be [prep] great [noun sg] | 12 |
|
| 4 | could be [prep] [adj] value | 11 |
|
| 5 | could be [prep] [adj] importance | 7 |
|
| 6 | could be [prep] [adj] trouble | 5 |
|
