| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] year [unc] [adj] [noun sg] experience | 5 |
|
| 2 | [num] year [unc] [adj] [noun sg] experience | 5 |
|
| 3 | [num] year [unc] [noun sg] experience [prep] | 6 |
|
| 4 | [num] year [unc] [noun sg] experience [prep] | 6 |
|
