| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this have been a [adj] [noun] | 73 |
|
| 2 | [adj] have been a [adj] factor | 7 |
|
| 3 | this have been a [adj] factor | 5 |
|
| 4 | this have been [art] [adj] factor | 5 |
|
| 5 | this have [been] a [adj] factor | 5 |
|
| 6 | this have [be] a [adj] factor | 5 |
|
| 7 | [det] have been a [adj] factor | 5 |
|
| 8 | this [verb] been a [adj] factor | 5 |
|
| 9 | this have been a [adj] factor | 5 |
|
| 10 | this have been [art] [adj] factor | 5 |
|
| 11 | this have be a [adj] factor | 5 |
|
