| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] through a period [prep] | 43 |
|
| 2 | go through a period [prep] | 33 |
|
| 3 | [v-ing] through a period [prep] | 12 |
|
| 4 | [vb pp] through a period [prep] | 8 |
|
| 5 | [vb past] through a period [prep] | 7 |
|
| 6 | pass through a period [prep] | 6 |
|
| 7 | went through a period [prep] | 6 |
|
| 8 | going through a period [prep] | 6 |
|
| 9 | [to-vb] through a period [prep] | 6 |
|
| 10 | to go through a period [prep] | 6 |
|
| 11 | go through a period [prep] | 5 |
|
| 12 | gone through a period [prep] | 5 |
|
| 13 | [vb base] through a period [prep] | 5 |
|
| 14 | through a [adj] period [prep] | 14 |
|
| 15 | through a [adj] period [prep] | 14 |
|
| 16 | through a period [prep] [adj] | 18 |
|
| 17 | through a period [prep] [adj] | 17 |
|
| 18 | through a period [prep] [noun] | 12 |
|
| 19 | through a period [prep] [noun sg] | 12 |
|
| 20 | through a period [prep] [v-ing] | 6 |
|
| 21 | through a period [prep] [verb] | 6 |
|
