| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | least [num] years ' | 34 |
|
| 2 | least [adj] years ' | 34 |
|
| 3 | [adv] three years ' | 13 |
|
| 4 | least three [noun pl] ' | 7 |
|
| 5 | least three [noun] ' | 7 |
|
| 6 | least three years ' | 5 |
|
| 7 | least three year ' | 5 |
|
| 8 | least three years [unc] | 5 |
|
