| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | less than have [been] | 7 |
|
| 2 | less than have [be] | 7 |
|
| 3 | less than have been | 7 |
|
| 4 | less than have be | 7 |
|
| 5 | less than had [be] | 6 |
|
