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German words are not required to contain vowels to be legal -- I'm told.
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@ -22,8 +22,6 @@ LANGFILTER: tr -d '\r'
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LANGFILTER: | sed -e 's/ß/SS/g'
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# uppercase all
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LANGFILTER: | tr [a-zäöü] [A-ZÄÖÜ]
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# no words not containing a vowel
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LANGFILTER: | grep '[AEIOUÄÖÜ]'
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# none with illegal chars
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LANGFILTER: | grep '^[A-ZÄÖÜ]\+$'
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