| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] for [adj] year | 85 |
|
| 2 | [vb mod] [vb infin] for [adj] year | 85 |
|
| 3 | should [vb infin] for [adj] [noun] | 76 |
|
| 4 | should [vb infin] [prep] [adj] year | 12 |
|
| 5 | should [vb infin] [prep] [adj] year | 12 |
|
| 6 | should [verb] for [adj] year | 7 |
|
| 7 | should [vb infin] for [adj] year | 7 |
|
| 8 | should [vb infin] for [adj] year | 7 |
|
