| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there could be up to | 6 |
|
| 2 | there could be [adv] to | 6 |
|
| 3 | there could be [adv] to | 6 |
|
| 4 | there could be [adv] to | 6 |
|
| 5 | there could be up to | 6 |
|
| 6 | there could be [adv prt] to | 6 |
|
