| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not worked out | 34 |
|
| 2 | have n't worked [adv prt] | 27 |
|
| 3 | have not worked [adv prt] | 14 |
|
| 4 | had not worked [adv prt] | 11 |
|
| 5 | has not worked [adv prt] | 10 |
|
| 6 | have not worked [adv prt] | 8 |
|
