| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] minimum [prep] [num] years | 22 |
|
| 2 | [prep] [art] minimum [prep] [num] years | 22 |
|
| 3 | for [art] minimum [prep] [num] years | 18 |
|
| 4 | for [art] minimum [prep] [num] years | 18 |
|
| 5 | [verb] [art] minimum [prep] [num] years | 15 |
|
| 6 | [art] minimum [prep] [num] years ' | 10 |
|
| 7 | [art] minimum [prep] [num] years [unc] | 10 |
|
| 8 | [art] minimum [prep] [num] years ' | 10 |
|
| 9 | [art] minimum [prep] [num] years ['s] | 10 |
|
| 10 | [art] minimum [prep] [num] years [prep] | 5 |
|
| 11 | [art] minimum [prep] [num] years [prep] | 5 |
|
