| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] through a period | 49 |
|
| 2 | go through a period | 37 |
|
| 3 | [v-ing] through a period | 15 |
|
| 4 | [vb past] through a period | 9 |
|
| 5 | went through a period | 8 |
|
| 6 | going through a period | 8 |
|
| 7 | [vb pp] through a period | 8 |
|
| 8 | pass through a period | 7 |
|
| 9 | to go through a period | 6 |
|
| 10 | [to-vb] through a period | 6 |
|
| 11 | go through a period | 5 |
|
| 12 | passing through a period | 5 |
|
| 13 | gone through a period | 5 |
|
| 14 | [vb base] through a period | 5 |
|
| 15 | [vb infin] through a period | 5 |
|
| 16 | through a [adj] period | 31 |
|
| 17 | through a [adj] period | 31 |
|
| 18 | through a difficult period | 8 |
|
| 19 | through a difficult period | 8 |
|
| 20 | through a period [prep] | 48 |
|
| 21 | through a period [prep] | 48 |
|
| 22 | through a period of | 46 |
|
| 23 | through a period of | 46 |
|
| 24 | through a period [adv] | 5 |
|
