| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years [conj] [is] [adv] | 40 |
|
| 2 | [num] years [conj] [is] [adv] | 31 |
|
| 3 | three [noun] [conj] [is] [adv] | 9 |
|
| 4 | three [noun pl] [conj] [is] [adv] | 9 |
|
| 5 | three years [conj] [be] [adv] | 6 |
|
| 6 | three year [conj] [is] [adv] | 5 |
|
| 7 | three years [conj] [is] [adv] | 5 |
|
