PURPOSE: A search data display method and an apparatus thereof are provided to increase usability by expressing a text searched on a search word input window in a preview mode. CONSTITUTION: A search word is inputted to a grapheme unit(100). One or more candidate search word is searched based on the inputted grapheme unit search word(102). The search word of the grapheme unit is classified by color(104). A candidate search word which the color is applied to is displayed(106). [Reference numerals] (100) A search word is inputted to a grapheme unit; (102) Data is searched based on the inputted grapheme unit; (104) A color of a grapheme unit whose searched data is matched with the inputted grapheme unit is changed; (106) Color changed search data is displayed; (AA) Start; (BB) End