| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] [verb] for [adj] year | 47 |
|
| 2 | [noun] [modal v] [verb] for many [noun] | 21 |
|
| 3 | [noun] [modal v] [verb] [prep] many year | 12 |
|
| 4 | [noun] [modal v] [verb] for many year | 12 |
|
| 5 | [noun] [modal v] [verb] [prep] many year | 12 |
|
