| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [vb pp] up [prep] | 91 |
|
| 2 | could be [vb pp] up [prep] | 91 |
|
| 3 | [modal v] be [vb pp] up for | 52 |
|
| 4 | could be [vb pp] [adv] for | 39 |
|
| 5 | could be [vb pp] [adv prt] for | 17 |
|
| 6 | could be [verb] up for | 8 |
|
| 7 | could be [vb pp] up for | 5 |
|
| 8 | could be [vb pp] up for | 5 |
|
| 9 | could [be] [vb pp] up for | 5 |
|
| 10 | could [be] [vb pp] up for | 5 |
|
| 11 | could be [vb pp] up for | 5 |
|
