| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] year [unc] [noun] [prep] | 386 |
|
| 2 | [adj] year [unc] experience [prep] | 85 |
|
| 3 | [num] [noun] [unc] experience [prep] | 73 |
|
| 4 | [num] year [unc] experience [prep] | 69 |
|
