| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun pl] [prep] a long period | 16 |
|
| 2 | [adj] [noun pl] [prep] a long period | 11 |
|
| 3 | [prep] [noun pl] [prep] a long period | 9 |
|
| 4 | [prep] [noun pl] [prep] a long period | 9 |
|
| 5 | [noun] [noun pl] [prep] a long period | 7 |
|
| 6 | [noun sg] [noun pl] [prep] a long period | 7 |
|
| 7 | the [noun pl] [prep] a long period | 6 |
|
| 8 | [art] [noun pl] [prep] a long period | 6 |
|
| 9 | the [noun pl] [prep] a long period | 6 |
|
| 10 | [art] [noun pl] [prep] a long period | 6 |
|
| 11 | of [noun pl] [prep] a long period | 5 |
|
| 12 | of [noun pl] [prep] a long period | 5 |
|
| 13 | [noun pl] [verb] [prep] a long period | 6 |
|
| 14 | [noun pl] [prep] a long period [prep] | 12 |
|
| 15 | [noun pl] [prep] a long period [prep] | 12 |
|
| 16 | [noun pl] [prep] a long period of | 11 |
|
| 17 | [noun pl] [prep] a long period of | 11 |
|
