| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [subord] a year [adv] | 46 |
|
| 2 | [det] [conj] a year [adv] | 45 |
|
| 3 | [det] than a year [adv] | 43 |
|
| 4 | [det] than a year [adv] | 43 |
|
| 5 | more [conj] a year [adv] | 24 |
|
| 6 | [det] [conj] a year ago | 21 |
|
| 7 | [det] [conj] a year ago | 21 |
|
| 8 | less [conj] a year [adv] | 19 |
|
| 9 | [det] [conj] a year later | 13 |
|
| 10 | [det] [conj] a year later | 13 |
|
