| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] [prep] [num] [noun] | 861 |
|
| 2 | [been] [vb pp] [prep] [num] [noun pl] | 596 |
|
| 3 | [be] [vb pp] [prep] [num] months | 408 |
|
| 4 | [been] [verb] [prep] [num] months | 87 |
|
| 5 | [been] [vb pp] [prep] [adj] months | 87 |
|
| 6 | [been] [vb pp] [prep] [num] month | 73 |
|
