| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a three year [noun] | 50 |
|
| 2 | [prep] a three year [noun sg] | 49 |
|
| 3 | [prep] a three year [adj] | 18 |
|
| 4 | [prep] a three year [adj] | 18 |
|
| 5 | [prep] a three year period | 17 |
|
| 6 | [prep] a three year period | 17 |
|
| 7 | [prep] a three year old | 9 |
|
| 8 | [prep] a three year old | 9 |
|
| 9 | [prep] a three year commitment | 6 |
|
| 10 | [prep] a three year commitment | 6 |
|
| 11 | [noun] [prep] a three year | 38 |
|
| 12 | [noun sg] [prep] a three year | 28 |
|
| 13 | [verb] [prep] a three year | 17 |
|
| 14 | [vb pp] [prep] a three year | 10 |
|
| 15 | [adj] [prep] a three year | 8 |
|
| 16 | [noun pl] [prep] a three year | 6 |
|
| 17 | [num ord] [prep] a three year | 6 |
|
