Если бы наш мир был лучше, не было

Если бы наш мир был лучше, не было бы грязных рек и озёр.

Results (English) 1:

If our world was better, there would be no dirty rivers and lakes.

Results (English) 2:

If the world was better, it would not be dirty rivers and lakes.

Results (English) 3:

If our world was better, would not have been dirty rivers and lakes.