| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] a [noun] | 15693 |
|
| 2 | be [adv] [art] year | 160 |
|
| 3 | be [adv] a year | 140 |
|
| 4 | [be] [adv] a year | 133 |
|
