| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a much [adj] period of | 6 |
|
| 2 | [prep] a much [adj] period [prep] | 6 |
|
| 3 | [prep] a much [adj] period of | 6 |
|
| 4 | [prep] a much [adj] period [prep] | 6 |
|
| 5 | [noun] [prep] a much [adj] period | 11 |
|
| 6 | [noun sg] [prep] a much [adj] period | 6 |
|
| 7 | [verb] [prep] a much [adj] period | 5 |
|
