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Level 14 - IQEUUTBO
The answer to this puzzle is:
Words: UBIQUE, QUITO, TOQUE, BOITE, QUBIT, BUTEO, TUQUE, QUOIT, BOUT, OBIT, BUTE, ETUI, OUT, BIO
Bonus words:
UBIQUE, QUITO, TOQUE, BOITE, QUBIT, BUTEO, TUQUE, QUOIT, BOUT, OBIT, BUTE, ETUI, OUT, BIO