| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] 20 per | 25 |
|
| 2 | is [adv] 20 per | 9 |
|
| 3 | be around 20 per | 6 |
|
| 4 | be about 20 per | 6 |
|
| 5 | be about 20 per | 6 |
|
| 6 | be around 20 per | 6 |
|
| 7 | be [adv] 20 per | 5 |
|
