| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [adv] a [noun] | 788 |
|
| 2 | for [adv] a [noun sg] | 781 |
|
| 3 | [prep] [adv] a century | 48 |
|
| 4 | [prep] [adv] a century | 48 |
|
| 5 | for [adv] a century | 30 |
|
| 6 | for [adv] a century | 29 |
|
| 7 | for [adv] [art] century | 29 |
|
| 8 | for [adv] a century | 29 |
|
| 9 | for [adv] [art] century | 29 |
|
