| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | least [adj] years [unc] | 35 |
|
| 2 | [adv] two years [unc] | 29 |
|
| 3 | least two [noun] [unc] | 19 |
|
| 4 | least two [noun pl] [unc] | 18 |
|
| 5 | least two year [unc] | 13 |
|
