| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have drop out [prep] the | 27 |
|
| 2 | have drop out of the | 21 |
|
| 3 | have dropped out [prep] the | 20 |
|
| 4 | had drop out [prep] the | 9 |
|
| 5 | have drop out [prep] the | 7 |
|
| 6 | have to drop out [prep] the | 7 |
|
| 7 | has drop out [prep] the | 6 |
|
