| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a three [noun sg] | 225 |
|
| 2 | a three year [noun sg] | 82 |
|
| 3 | [prep] a three year | 72 |
|
| 4 | [prep] a year [noun sg] | 11 |
|
