| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years ' [noun] [verb] | 37 |
|
| 2 | [num] years ['s] [noun sg] [verb] | 35 |
|
| 3 | [num] years ['s] [noun] [to-vb] | 10 |
|
| 4 | [num] years ['s] service [verb] | 8 |
|
| 5 | [num] years ['s] service [verb] | 8 |
|
| 6 | two years ['s] [noun] [verb] | 8 |
|
| 7 | [num] years ['s] [noun] [vb pp] | 7 |
|
| 8 | [num] years ['s] [noun] [v-ing] | 7 |
|
| 9 | [num] years ['s] [noun] [vb -s] | 5 |
|
| 10 | [num] years ['s] time [verb] | 5 |
|
| 11 | [num] years ['s] time [verb] | 5 |
|
