| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] years | 23108 |
|
| 2 | [prep] 40 [noun] | 697 |
|
| 3 | [prep] 40 [noun pl] | 541 |
|
| 4 | [prep] 40 year | 203 |
|
| 5 | [prep] 40 years | 202 |
|
