| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | sign up for the | 38 |
|
| 2 | sign up for the | 38 |
|
| 3 | sign up for the | 38 |
|
| 4 | signed up for the | 16 |
|
| 5 | signed up for the | 10 |
|
| 6 | to sign up for the | 5 |
|
