| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [num] years ' experience | 28 |
|
| 2 | [adv] [num] year ' experience | 28 |
|
| 3 | [adv] [num] year ' experience | 28 |
|
| 4 | over [num] year ' experience | 15 |
|
| 5 | [adv] 20 year ' experience | 6 |
|
| 6 | least [num] year ' experience | 5 |
|
