| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [prep] [num] year | 753 |
|
| 2 | [adv prt] for [num] [noun] | 546 |
|
| 3 | [adv] for [num] year | 490 |
|
| 4 | [adv prt] for [adj] year | 194 |
|
