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Across
  1. 4. kết tinh
  2. 6. very skillful
  3. 8. not harmful substances
  4. 10. chemical to make plants grow well
  5. 12. to remove
  6. 13. clear and bright
  7. 14. to take away
Down
  1. 1. degree of weather
  2. 2. a very sweet liquid
  3. 3. to make happen
  4. 5. ly tâm
  5. 7. hòa tan
  6. 9. to use the heat to make liquid to gas
  7. 11. a round fruit having source juice