| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a year | 783 |
|
| 2 | [noun sg] [prep] a year | 520 |
|
| 3 | [verb] [prep] a year | 406 |
|
| 4 | [adv] [prep] a year | 226 |
|
| 5 | [vb pp] [prep] a year | 191 |
|
| 6 | [noun pl] [prep] a year | 165 |
|
| 7 | [adj] [prep] a year | 116 |
|
| 8 | [adv] [prep] a year | 113 |
|
| 9 | [adv prt] [prep] a year | 110 |
|
| 10 | [pron] [prep] a year | 75 |
|
| 11 | [noun prp] [prep] a year | 71 |
|
| 12 | [pers pn] [prep] a year | 63 |
|
| 13 | [conj] [prep] a year | 63 |
|
| 14 | up [prep] a year | 62 |
|
| 15 | up [prep] a year | 62 |
|
| 16 | [adj] [prep] a year | 57 |
|
| 17 | [vb past] [prep] a year | 50 |
|
| 18 | [v-ing] [prep] a year | 49 |
|
| 19 | [coord] [prep] a year | 45 |
|
| 20 | [vb infin] [prep] a year | 38 |
|
| 21 | time [prep] a year | 35 |
|
| 22 | [to-vb] [prep] a year | 33 |
|
| 23 | [n mass] [prep] a year | 27 |
|
| 24 | [num] [prep] a year | 27 |
|
| 25 | and [prep] a year | 25 |
|
| 26 | and [prep] a year | 25 |
|
| 27 | time [prep] a year | 24 |
|
| 28 | it [prep] a year | 23 |
|
| 29 | it [prep] a year | 23 |
|
| 30 | [vb base] [prep] a year | 23 |
|
