| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adj] year | 166 |
|
| 2 | is [adv] [num] year | 152 |
|
| 3 | is [adv] three [noun] | 69 |
|
| 4 | [be] [adv] three year | 46 |
|
| 5 | be [adv] three year | 46 |
|
| 6 | [is] [adv] three year | 19 |
|
| 7 | is [adv] three year | 14 |
|
