| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [vb pp] [prep] [num] [noun] | 738 |
|
| 2 | have [been] [vb pp] [prep] [num] [noun pl] | 506 |
|
| 3 | have [been] [vb pp] [prep] [adj] months | 73 |
|
| 4 | have [been] [verb] [prep] [num] months | 71 |
|
| 5 | have [been] [vb pp] [prep] [num] month | 60 |
|
| 6 | have [be] [vb pp] [prep] [num] months | 59 |
|
| 7 | [verb] [been] [vb pp] [prep] [num] months | 59 |
|
| 8 | have [been] [vb pp] [prep] [num] months | 59 |
|
