| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [prep] [det] [subord] a year | 21 |
|
| 2 | [noun pl] [prep] [det] [subord] a year | 21 |
|
| 3 | [noun pl] [prep] [det] than a year | 21 |
|
| 4 | [noun pl] [prep] more [subord] a year | 13 |
|
| 5 | [noun pl] for [det] [subord] a year | 10 |
|
| 6 | [noun pl] for [det] [subord] a year | 10 |
|
| 7 | [noun pl] [prep] less [subord] a year | 8 |
|
