$ grep -aEihzZB2 "text/html[[:space:]]*;[[:space:]]*charset[[:space:]]*=[[:space:]]*[\"']?(cp1250|cp1251|cp1252|cp1254|cswindows31j|euc-cn|iso8859-15|iso8859-9|iso88591|iso_8859-1:1987|ks_c_5601-1987|ms932|ms936|sjis|x-mac-turkish|x-user-defined)([[:space:]]|$|\"|'|>)" web200904 > labels-with-urls.txt