| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] six [noun pl] of [noun] | 23 |
|
| 2 | [vb pp] [prep] six [noun] of [noun] | 23 |
|
| 3 | [vb pp] [prep] six months [prep] [noun] | 20 |
|
| 4 | [vb pp] [prep] six months [prep] [noun] | 20 |
|
| 5 | [vb pp] [prep] [adj] months of [noun] | 16 |
|
| 6 | [verb] [prep] six months of [noun] | 10 |
|
| 7 | [vb pp] [prep] six month of [noun] | 6 |
|
| 8 | [vb pp] [prep] six months of [noun] | 6 |
|
