| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] why it 's | 115 |
|
| 2 | be why it 's | 115 |
|
| 3 | [is] why it 's | 114 |
|
| 4 | 's why it 's | 93 |
|
| 5 | [verb] why it 's | 48 |
|
| 6 | [vb infin] why it 's | 23 |
|
| 7 | know why it 's | 22 |
|
| 8 | is why it 's | 21 |
|
| 9 | [noun] why it 's | 15 |
|
| 10 | [vb base] why it 's | 12 |
|
| 11 | [noun sg] why it 's | 12 |
|
| 12 | reason why it 's | 11 |
|
| 13 | [conj] why it 's | 10 |
|
| 14 | reason why it 's | 10 |
|
| 15 | know why it 's | 10 |
|
| 16 | [adv] why it 's | 10 |
|
| 17 | [coord] why it 's | 9 |
|
| 18 | and why it 's | 8 |
|
| 19 | [adv] why it 's | 8 |
|
| 20 | [to-vb] why it 's | 8 |
|
| 21 | and why it 's | 8 |
|
| 22 | know why it 's | 7 |
|
| 23 | see why it 's | 7 |
|
| 24 | explain why it 's | 6 |
|
| 25 | [pron] why it 's | 5 |
|
| 26 | [pers pn] why it 's | 5 |
|
| 27 | see why it 's | 5 |
|
| 28 | understand why it 's | 5 |
|
| 29 | why it 's [adj] | 73 |
|
| 30 | why it 's [adv] | 72 |
|
