| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have signed up for [art] | 19 |
|
| 2 | have signed up for the | 10 |
|
| 3 | have signed up for the | 10 |
|
| 4 | have signed up for a | 9 |
|
| 5 | have signed up for a | 9 |
|
| 6 | have signed up for [art] | 7 |
|
| 7 | has signed up for [art] | 7 |
|
