| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] for a [adj] | 2221 |
|
| 2 | [vb pp] [prep] a four-year | 46 |
|
| 3 | [verb] for a four-year | 44 |
|
| 4 | [vb pp] for [art] four-year | 42 |
|
| 5 | [vb pp] for a four-year | 42 |
|
| 6 | [vb pp] for [art] four-year | 42 |
|
