| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [be] up to [num] | 25 |
|
| 2 | may be up to [num] | 25 |
|
| 3 | may be up to [num] | 25 |
|
| 4 | may [be] up to [num] | 25 |
|
| 5 | may [be] up to [num] | 25 |
|
| 6 | may [be] up to 28 | 8 |
|
