| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] period [prep] time | 282 |
|
| 2 | [prep] a [adj] period [prep] time | 282 |
|
| 3 | over a [adj] period [prep] time | 116 |
|
| 4 | over a [adj] period [prep] time | 116 |
|
| 5 | for a [adj] period [prep] time | 111 |
|
| 6 | for a [adj] period [prep] time | 111 |
|
| 7 | [adv] a [adj] period [prep] time | 30 |
|
| 8 | over a [adj] period [prep] time | 18 |
|
| 9 | over a [adj] period [prep] time | 18 |
|
| 10 | [adv prt] a [adj] period [prep] time | 18 |
|
| 11 | within a [adj] period [prep] time | 17 |
|
| 12 | within a [adj] period [prep] time | 17 |
|
| 13 | in a [adj] period [prep] time | 14 |
|
| 14 | in a [adj] period [prep] time | 14 |
|
| 15 | after a [adj] period [prep] time | 12 |
|
| 16 | after a [adj] period [prep] time | 12 |
|
| 17 | [adv] a [adj] period [prep] time | 11 |
|
| 18 | [verb] a [adj] period [prep] time | 10 |
|
| 19 | only a [adj] period [prep] time | 6 |
|
| 20 | only a [adj] period [prep] time | 6 |
|
| 21 | [conj] a [adj] period [prep] time | 5 |
|
| 22 | [adj] a [adj] period [prep] time | 5 |
|
| 23 | such a [adj] period [prep] time | 5 |
|
| 24 | [det] a [adj] period [prep] time | 5 |
|
| 25 | such a [adj] period [prep] time | 5 |
|
| 26 | a [adv] [adj] period [prep] time | 48 |
|
| 27 | a [adv] [adj] period [prep] time | 48 |
|
| 28 | a very [adj] period [prep] time | 21 |
|
| 29 | a very [adj] period [prep] time | 21 |
|
| 30 | a relatively [adj] period [prep] time | 16 |
|
