| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [adj] period of | 239 |
|
| 2 | [noun sg] [prep] a [adj] period of | 173 |
|
| 3 | [verb] [prep] a [adj] period of | 145 |
|
| 4 | [vb pp] [prep] a [adj] period of | 89 |
|
| 5 | [adv] [prep] a [adj] period of | 59 |
|
| 6 | [noun pl] [prep] a [adj] period of | 52 |
|
| 7 | [adv] [prep] a [adj] period of | 49 |
|
| 8 | [adj] [prep] a [adj] period of | 27 |
|
| 9 | [conj] [prep] a [adj] period of | 21 |
|
| 10 | [vb past] [prep] a [adj] period of | 15 |
|
| 11 | [adj] [prep] a [adj] period of | 15 |
|
| 12 | [pron] [prep] a [adj] period of | 13 |
|
| 13 | [coord] [prep] a [adj] period of | 13 |
|
| 14 | [vb infin] [prep] a [adj] period of | 11 |
|
| 15 | only [prep] a [adj] period of | 10 |
|
| 16 | only [prep] a [adj] period of | 10 |
|
| 17 | [to-vb] [prep] a [adj] period of | 10 |
|
| 18 | [v-ing] [prep] a [adj] period of | 9 |
|
| 19 | [adv prt] [prep] a [adj] period of | 9 |
|
| 20 | be [prep] a [adj] period of | 8 |
|
| 21 | [be] [prep] a [adj] period of | 8 |
|
| 22 | [det] [prep] a [adj] period of | 7 |
|
| 23 | [noun prp] [prep] a [adj] period of | 7 |
|
| 24 | and [prep] a [adj] period of | 7 |
|
| 25 | [pers pn] [prep] a [adj] period of | 7 |
|
| 26 | and [prep] a [adj] period of | 7 |
|
| 27 | [n mass] [prep] a [adj] period of | 7 |
|
| 28 | [vb -s] [prep] a [adj] period of | 6 |
|
| 29 | end [prep] a [adj] period of | 6 |
|
| 30 | end [prep] a [adj] period of | 6 |
|
