| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] up [prep] a [noun] | 3259 |
|
| 2 | sign up [prep] [art] [noun] | 66 |
|
| 3 | sign [adv] [prep] a [noun] | 45 |
|
| 4 | sign [adv prt] [prep] a [noun] | 43 |
|
| 5 | sign up [prep] a [noun] | 28 |
|
