| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have been [verb] [prep] a | 198 |
|
| 2 | [pron] have been convert [prep] a | 13 |
|
| 3 | which have been convert [prep] [art] | 9 |
|
| 4 | which have been convert [prep] [art] | 9 |
|
| 5 | which have been convert [prep] a | 8 |
|
| 6 | which have be convert [prep] a | 6 |
|
| 7 | which have [been] convert [prep] a | 6 |
|
| 8 | which have [be] convert [prep] a | 6 |
|
| 9 | which [verb] been convert [prep] a | 6 |
|
