| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have yet to take | 17 |
|
| 2 | has yet to take | 10 |
|
| 3 | [vb -s] yet to take | 10 |
|
| 4 | have yet to take | 5 |
|
| 5 | [vb base] yet to take | 5 |
|
