| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [art] three year period | 19 |
|
| 2 | [noun sg] [prep] [art] three year period | 12 |
|
| 3 | [noun pl] [prep] [art] three year period | 5 |
|
| 4 | [prep] [art] three year period [prep] | 5 |
|
| 5 | [prep] [art] three year period [prep] | 5 |
|
