Share Word Search Code Breakers and Spies of World War I To create your word search for "Code Breakers and Spies of World War I", first select the words you want to use. Choose up to twenty words for your game by clicking on a suggested word or enter your own by typing over an existing word. Suggestions for your word search; click to add. CRYPTOGRAPHY DEVELOPMENTS SURVEILLANCE INTELLIGENCE GATHERING STANDARDS OPPOSING CONFLICT RESULTED ALTHOUGH ECONOMIC ALIGNED BALANCE MODERN POWERS JEANNE GREAT SPIES MARIE ONSET CODES STILL LEARN RACED SIDES CRACK WORLD CODE WIN TIP How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title