economy
→ be made on
→ about three equal-sized classes
|
16
|
economy
→ be made on
→ 3 equal-sized classes
|
15
|
economy
→ be constructed on
→ about three equal-sized classes
|
13
|
economy
→ be built on
→ about three equal-sized classes
|
10
|
economy
→ be built on
→ 3 equal-sized classes
|
8
|
economy
→ be constructed on
→ 3 equal-sized classes
|
7
|
economy
→ be created on
→ 3 equal-sized classes
|
6
|
economy
→ be created on
→ about three equal-sized classes
|
6
|
economy
→ be built on
→ three equal-sized classes
|
5
|
economy
→ be constructed on
→ three equal-sized classes
|
3
|