| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years ['s] [noun sg] of [verb] | 9 |
|
| 2 | [adj] years ['s] experience of [verb] | 9 |
|
| 3 | [adj] years ['s] experience of [verb] | 9 |
|
| 4 | [adj] years ['s] [noun] of [v-ing] | 9 |
|
| 5 | [adj] years ' [noun] of [verb] | 9 |
|
| 6 | [num] years ['s] [noun] of [verb] | 8 |
|
