– ' − – –dzi – (), a superscript + is used to represent the tone contour 55, and the symbol √ replaces the original tone symbol / "to improve legibility". Examples Here the syllable fan illustrates the basic tones, and sik the checked (entering) tones. See also S. L. Wong (romanisation) References External links The Chinese University of Hong Kong Research Centre for Humanities Computing: Chinese Character Database: With Word-formations Phonologically Disambiguated According to the Cantonese Dialect 粵語拼盤: Learning the phonetic system of Cantonese Cukda Cantonese IME Cantonese language Cantonese romanisation