| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | least [num] year ['s] | 40 |
|
| 2 | least [num] years ['s] | 34 |
|
| 3 | least [num] year ' | 34 |
|
| 4 | least two year ['s] | 13 |
|
| 5 | least five year ['s] | 7 |
|
| 6 | least [num] year ['s] | 6 |
|
| 7 | least [num] year 's | 6 |
|
| 8 | least one year ['s] | 5 |
|
| 9 | least three year ['s] | 5 |
|
