| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb pp] for a | 996 |
|
| 2 | [verb] for a year | 176 |
|
| 3 | [verb] [vb pp] for year | 112 |
|
| 4 | [vb pp] for a year | 81 |
|
| 5 | [verb] [vb pp] a year | 68 |
|
