1. geometriya   psychology   astronomy   biology   geometry   Hint Half-n-half Clue   2. ischisleniye   history   philosophy   physics   calculus   Half-n-half Clue   3. istórija   history   algebra   psychology   astronomy   Half-n-half Clue   4. filosofiya   philosophy   geology   botany   geography   Half-n-half Clue   5. geologiya   geology   history   philosophy   trigonometry   Half-n-half Clue   6. geografiya   psychology   astronomy   geography   biology   Half-n-half Clue   7. biologiya   biology   zoology   botany   physics   Half-n-half Clue