cccc ccci ccee ccic ccii cctc cctt cec- cece ceci cect ceec cet- cete ceti ceze cicc cici cict ciee ciez ciii ciit cite citi citt cize ctec ctic eccc ecce ecci ecct ecit ect- ectc eeee eetc eete eeze eiec eiei eitc eiti etcc etec etee etic ette etti iccc icci icct icec icee icet iecc ieet ieie iett iiie iiii iiit iitt itec itet itic itie izet izze tccc tctc tect teec teet teez teic teie tete teti tett tetz tezz ticc tice tie- tiee tiei tiet tiit titc tite titi titt titz tizi tizz tttt tzzt zeit zete zeze zice ziti zizi zizz zzzz