| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | after two [noun pl] ' [noun] | 20 |
|
| 2 | after two [noun pl] ' [noun sg] | 19 |
|
| 3 | after two years ' [noun] | 7 |
|
| 4 | after two [noun pl] ' treatment | 5 |
|
| 5 | after two [noun pl] ' treatment | 5 |
|
