| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be less [subord] [art] cost of | 8 |
|
| 2 | [be] less [subord] [art] cost of | 8 |
|
| 3 | less [subord] [art] cost of [v-ing] | 7 |
|
| 4 | less [subord] [art] cost of [verb] | 7 |
|
