| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [det] than a year | 28 |
|
| 2 | [verb] [det] than a year | 28 |
|
| 3 | [verb] [det] than [art] year | 28 |
|
| 4 | [verb] more than [art] year | 19 |
|
| 5 | [vb past] [det] than [art] year | 10 |
|
| 6 | [verb] less than [art] year | 9 |
|
| 7 | wait [det] than [art] year | 7 |
|
