| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] is why | 25 |
|
| 2 | [adv] [verb] [is] why | 25 |
|
| 3 | [adv] [vb infin] [is] why | 22 |
|
| 4 | [not/n't] [verb] [is] why | 22 |
|
| 5 | not [verb] [is] why | 22 |
|
| 6 | n't [verb] [is] why | 20 |
|
| 7 | [adv] understand [is] why | 20 |
|
| 8 | [adv] understand [is] why | 19 |
|
