| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been a [noun] | 4964 |
|
| 2 | have been a [noun sg] | 4815 |
|
| 3 | have been [art] tendency | 49 |
|
| 4 | have been [art] tendency | 49 |
|
| 5 | [verb] been a tendency | 46 |
|
| 6 | have been a tendency | 46 |
|
| 7 | have been a tendency | 46 |
|
| 8 | have [been] a tendency | 46 |
|
| 9 | have be a tendency | 46 |
|
| 10 | have [be] a tendency | 46 |
|
