when in Hutto what do you speak when communicating with its town folk? I speak it myself and I can tell you the cache is not at the posted coordinates but instead at:
( Boboba * Duba ) ( Foboba * Dopa ) . Duba Nobo Bo
( Jujumon - Duba) (Hunto * Fwanna ) . Hunto Nobo Duba
You can validate your puzzle solution with certitude.