| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | couple of [noun] [unc] | 96 |
|
| 2 | couple of [noun pl] [unc] | 85 |
|
| 3 | [noun] of years [unc] | 27 |
|
| 4 | couple of year [unc] | 16 |
|
| 5 | couple [prep] years [unc] | 16 |
|
