| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have now been | 738 |
|
| 2 | problem have [adv] been | 61 |
|
| 3 | problem have [adv] been | 41 |
|
| 4 | problem have now be | 9 |
|
| 5 | problem have now been | 9 |
|
| 6 | problem have now [been] | 9 |
|
| 7 | problem have now [be] | 9 |
|
| 8 | problem [verb] now been | 9 |
|
