| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] [adj] [noun sg] | 1490 |
|
| 2 | could be [prep] [noun sg] | 259 |
|
| 3 | could be [adj] [noun sg] | 93 |
|
| 4 | could be [prep] [adj] | 83 |
|
| 5 | could [prep] [adj] [noun sg] | 10 |
|
