| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] period of time the | 10 |
|
| 2 | [art] period of time the | 7 |
|
| 3 | [art] period of time the | 7 |
|
| 4 | a period of time the | 6 |
|
| 5 | a period of time the | 6 |
|
| 6 | [adj] period of time the | 6 |
|
| 7 | period of time [prep] the | 29 |
|
| 8 | period of time [prep] the | 29 |
|
| 9 | period of time in the | 10 |
|
| 10 | period of time in the | 10 |
|
| 11 | period of time [verb] the | 7 |
|
| 12 | period of time [conj] the | 6 |
|
| 13 | period of time the [noun] | 14 |
|
| 14 | period of time the [noun sg] | 12 |
|
