consonants, sound, sounds, noise, consonant, release, series, articulation, clusters, phonemes, pronunciation, production, element, stop, quality, allophones, voicing, continuant, segment, allophone, phoneme, component, segments, portion, noises, articulations, phase, variant, sequences, laterals, distinction, discrimination, contrast, duration, contrasts, energy, character, type, acquisition, approach, stage, deletion, sequence, weakening, spectra, excitation, productions, region, assimilation, feature, figure, pairs, trill, fill, sets, variants, constriction, stricture, perception, spectrum, combinations, approximant, devoicing, velar, substitutions, counterpart, realization, errors, substitution, voiceless, initials, identification

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