| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] worked for [adj] years | 19 |
|
| 2 | had worked for [adj] year | 17 |
|
| 3 | [vb past] worked for [det] year | 10 |
|
| 4 | [vb past] worked for [num] year | 9 |
|
| 5 | [vb past] worked for many year | 6 |
|
| 6 | [vb past] worked for many year | 6 |
|
