| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is about [adj] [noun] | 306 |
|
| 2 | [be] about thirty [noun] | 40 |
|
| 3 | be about thirty [noun] | 40 |
|
| 4 | [is] about thirty [noun] | 13 |
|
| 5 | is [adv] thirty [noun] | 10 |
|
