| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [vb past] it [verb] | 159 |
|
| 2 | how [vb past] it [vb infin] | 145 |
|
| 3 | how did it [verb] | 145 |
|
| 4 | how [vb past] it happen | 39 |
|
| 5 | how [vb past] it go | 39 |
|
| 6 | how [vb past] it go | 39 |
|
| 7 | how [vb past] it happen | 34 |
|
| 8 | how [vb past] it get | 13 |
|
| 9 | how had it [verb] | 11 |
|
| 10 | how [vb past] it get | 11 |
|
| 11 | how [vb past] it come | 10 |
|
| 12 | how [vb past] it [vb pp] | 10 |
|
| 13 | how [vb past] it come | 9 |
|
| 14 | how [vb past] it feel | 8 |
|
| 15 | how [vb past] it feel | 7 |
|
| 16 | how [vb past] it work | 6 |
|
| 17 | how [vb past] it work | 6 |
|
| 18 | how [vb past] it start | 6 |
|
| 19 | how [vb past] it happened | 5 |
|
| 20 | how [vb past] it start | 5 |
|
