| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] two years ' [adj] [noun sg] | 14 |
|
| 2 | [prep] two years ' [adj] [noun sg] | 14 |
|
| 3 | two years ' [adj] [noun sg] [prep] | 6 |
|
| 4 | two years ' [adj] [noun sg] [prep] | 6 |
|
