| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb pp] for a [adj] | 371 |
|
| 2 | [verb] [vb pp] for [adj] year | 254 |
|
| 3 | [verb] for a [adj] year | 105 |
|
| 4 | [verb] [vb pp] a [adj] year | 85 |
|
| 5 | [vb pp] for a [adj] year | 45 |
|
| 6 | [verb] [vb pp] for a year | 12 |
|
