| No | Pattern | Freq | Relations |
|---|---|---|---|
| 31 | [prep] [adv] a long period | 6 |
|
| 32 | [prep] [adv] a long period | 6 |
|
| 33 | [prep] a [adv] long period | 44 |
|
| 34 | [prep] a [adv] long period | 44 |
|
| 35 | [prep] a much long period | 16 |
|
| 36 | [prep] a much long period | 16 |
|
| 37 | [prep] a very long period | 8 |
|
| 38 | [prep] a very long period | 8 |
|
| 39 | [prep] a long [noun sg] period | 13 |
|
| 40 | [prep] a long [noun] period | 13 |
|
| 41 | [prep] a long [adj] period | 5 |
|
| 42 | [prep] a long [adj] period | 5 |
|
| 43 | [prep] a long period [prep] | 179 |
|
| 44 | [prep] a long period [prep] | 179 |
|
| 45 | [prep] a long period of | 152 |
|
| 46 | [prep] a long period of | 152 |
|
| 47 | [prep] a long period [conj] | 28 |
|
| 48 | [prep] a long period [coord] | 14 |
|
| 49 | [prep] a long period and | 13 |
|
| 50 | [prep] a long period and | 13 |
|
| 51 | [prep] a long period than | 12 |
|
| 52 | [prep] a long period [subord] | 12 |
|
| 53 | [prep] a long period than | 12 |
|
| 54 | [prep] a long period [verb] | 11 |
|
| 55 | [prep] a long period [adv] | 9 |
|
| 56 | [prep] a long period [adv] | 9 |
|
| 57 | [prep] a long period [vb mod] | 6 |
|
| 58 | [prep] a long period [modal v] | 6 |
|
| 59 | [prep] a long period in | 5 |
|
| 60 | [prep] a long period during | 5 |
|
