| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] a considerable | 99 |
|
| 2 | [modal v] [verb] a time | 54 |
|
| 3 | [verb] a considerable time | 31 |
|
| 4 | [modal v] [verb] considerable time | 13 |
|
