| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not have been [adj] for | 43 |
|
| 2 | not have been [adj] for | 38 |
|
| 3 | not have been easy [prep] | 10 |
|
| 4 | not have be easy for | 9 |
|
| 5 | [adv] have been easy for | 9 |
|
| 6 | not have [be] easy for | 9 |
|
| 7 | not [verb] been easy for | 9 |
|
| 8 | not have been easy for | 9 |
|
| 9 | not have [been] easy for | 9 |
|
