| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [prep] [adv] a [noun sg] | 151 |
|
| 2 | for [prep] [adv] a [noun] | 151 |
|
| 3 | [prep] [prep] [adv] a decade | 15 |
|
| 4 | [prep] [prep] [adv] a decade | 15 |
|
| 5 | for [prep] [adv] a decade | 10 |
|
| 6 | for [prep] [adv] [art] decade | 10 |
|
| 7 | for [prep] [adv] a decade | 10 |
|
