| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | couple [prep] [noun] [adv] | 987 |
|
| 2 | couple [prep] [noun pl] [adv] | 971 |
|
| 3 | [noun] [prep] years [adv] | 355 |
|
| 4 | [noun sg] [prep] years [adv] | 338 |
|
| 5 | couple [prep] years [adv] | 311 |
|
| 6 | couple [prep] year [adv] | 271 |
|
| 7 | couple [prep] years [adv] | 270 |
|
