WALS WALS WALS WALS WALS WALS WALS http://wals.info/chapter/4 WALS WALS WALS WALS WALS fricative and plosive consonants WALS WALS WALS WALS http://wals.info/chapter/4 WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS WALS