| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [adv] [adv] a year | 16 |
|
| 2 | be [verb] only [adv] a [noun] | 11 |
|
| 3 | [be] [verb] only [adv] a year | 6 |
|
| 4 | be [verb] only [adv] [art] year | 6 |
|
