| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] [adv] a | 305 |
|
| 2 | [be] [prep] [adv] a | 262 |
|
| 3 | [be] at [adv] a | 186 |
|
| 4 | [be] [prep] least a | 154 |
|
| 5 | [is] [prep] [adv] a | 95 |
|
| 6 | [was/were] [prep] [adv] a | 95 |
|
| 7 | was [prep] [adv] a | 85 |
|
| 8 | is [prep] [adv] a | 84 |
|
| 9 | be [prep] [adv] a | 51 |
|
| 10 | [be] [prep] [adv] a | 51 |
|
| 11 | [be] [prep] [adv] an | 43 |
|
| 12 | [am/are] [prep] [adv] a | 35 |
|
| 13 | [be] [prep] quite a | 34 |
|
| 14 | [be] in [adv] a | 32 |
|
| 15 | [be] [prep] once a | 29 |
|
| 16 | [be] by [adv] a | 28 |
|
| 17 | [been] [prep] [adv] a | 27 |
|
| 18 | been [prep] [adv] a | 27 |
|
| 19 | are [prep] [adv] a | 25 |
|
| 20 | [be] worth [adv] a | 17 |
|
| 21 | [be] [prep] now a | 15 |
|
| 22 | [be] for [adv] a | 14 |
|
| 23 | [be] [prep] then a | 12 |
|
| 24 | 's [prep] [adv] a | 11 |
|
| 25 | were [prep] [adv] a | 10 |
|
| 26 | [be] [prep] only a | 10 |
|
| 27 | [be] of [adv] a | 8 |
|
| 28 | [be] [prep] rather a | 8 |
|
| 29 | [be] [prep] over a | 6 |
|
| 30 | [be] [prep] there a | 6 |
|
