| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | work for [det] year | 43 |
|
| 2 | work for [det] years | 42 |
|
| 3 | work for many year | 23 |
|
| 4 | worked for [det] year | 19 |
|
| 5 | worked for [det] year | 15 |
|
| 6 | work for several year | 12 |
|
| 7 | work for some year | 7 |
|
