| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] period of time [prep] the | 18 |
|
| 2 | [adj] period of time [prep] the | 15 |
|
| 3 | [art] period of time [prep] the | 9 |
|
| 4 | [art] period of time [prep] the | 9 |
|
| 5 | a period of time [prep] the | 6 |
|
| 6 | a period of time [prep] the | 6 |
|
| 7 | long period of time [prep] the | 6 |
|
| 8 | period of time [verb] [prep] the | 7 |
|
| 9 | period of time [prep] which the | 12 |
|
| 10 | period of time [prep] which the | 12 |
|
| 11 | period of time [prep] [pron] the | 12 |
|
| 12 | period of time [prep] [Wh det] the | 12 |
|
| 13 | period of time [prep] the [noun] | 23 |
|
| 14 | period of time [prep] the [noun sg] | 18 |
|
| 15 | period of time [prep] the [adj] | 5 |
|
