| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be up to | 2210 |
|
| 2 | 's up to | 583 |
|
| 3 | is up to | 423 |
|
| 4 | be up to | 367 |
|
| 5 | was up to | 307 |
|
| 6 | been up to | 174 |
|
| 7 | are up to | 134 |
|
| 8 | were up to | 97 |
|
| 9 | 're up to | 95 |
|
| 10 | 'm up to | 19 |
|
| 11 | being up to | 9 |
|
