How do you make oasis in little alchemy?

How do you make oasis in little alchemy?
Walkthrough for oasis in Little Alchemy

earth + fire = lava.
air + lava = stone.
air + stone = sand.
sand + sand = desert.
desert + water = oasis.

Walkthrough for oasis in Little Alchemy
  1. earth + fire = lava.
  2. air + lava = stone.
  3. air + stone = sand.
  4. sand + sand = desert.
  5. desert + water = oasis.
See also  What's the most expensive Charizard Pokemon card?