| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a 30 | 31 |
|
| 2 | [verb] [prep] a 30 | 21 |
|
| 3 | [noun sg] [prep] a 30 | 20 |
|
| 4 | [vb pp] [prep] a 30 | 11 |
|
| 5 | [adj] [prep] a 30 | 8 |
|
| 6 | [noun pl] [prep] a 30 | 8 |
|
| 7 | [adj] [prep] a 30 | 5 |
|
| 8 | [prep] a [adj] 30 | 20 |
|
| 9 | [prep] a [noun] 30 | 13 |
|
| 10 | [prep] a [adj] 30 | 12 |
|
| 11 | [prep] a [noun sg] 30 | 10 |
|
| 12 | [prep] a [adj -er] 30 | 8 |
|
| 13 | [prep] a further 30 | 8 |
|
| 14 | [prep] a far 30 | 8 |
|
| 15 | [prep] a 30 [no cls] | 29 |
|
| 16 | [prep] a 30 [noun] | 29 |
|
| 17 | [prep] a 30 [unc] | 29 |
|
| 18 | [prep] a 30 per | 26 |
|
| 19 | [prep] a 30 per | 26 |
|
| 20 | [prep] a 30 [noun sg] | 16 |
|
| 21 | [prep] a 30 [adj] | 13 |
|
| 22 | [prep] a 30 [adj] | 10 |
|
| 23 | [prep] a 30 minute | 10 |
|
| 24 | [prep] a 30 [n mass] | 10 |
|
| 25 | [prep] a 30 minute | 10 |
|
| 26 | [prep] a 30 year | 8 |
|
| 27 | [prep] a 30 year | 8 |
|
