| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] years ' [noun sg] [prep] | 7 |
|
| 2 | a few years ['s] [noun sg] [prep] | 5 |
|
| 3 | a few years ['s] [noun sg] [prep] | 5 |
|
| 4 | a [det] years ['s] [noun sg] [prep] | 5 |
|
