| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could in [noun] | 126 |
|
| 2 | could in [noun sg] | 118 |
|
| 3 | could in fact | 43 |
|
| 4 | could in fact | 43 |
|
| 5 | could in theory | 27 |
|
| 6 | could in theory | 27 |
|
| 7 | could in principle | 17 |
|
| 8 | could in principle | 17 |
|
| 9 | could in turn | 8 |
|
| 10 | could in turn | 8 |
|
