| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] up | 2404 |
|
| 2 | be catch up | 245 |
|
| 3 | [be] catch up | 245 |
|
| 4 | is catch [adv] | 49 |
|
| 5 | is catch [adv prt] | 42 |
|
| 6 | [is] catch up | 40 |
|
| 7 | is catch up | 35 |
|
