cccc cccf ccci ccfc ccff ccfi ccic ccii ccix ccnc ccnf ccni ccoc ccxi cfcf cfcn cfco cfix cfni cfox cicc cici cico ciff ciii cin- cinc cinf cini cino cion cixi cnci cnco cnic coco cofc coff cofi coif coin coix con- conc conf coni conn cono coof coon cxii cxix cxxi cxxx fccf fcic fcii ffcc ffff ffii ficc fico fifc fiff fifi fifo fiii fini finn fino fion fixx fnci foci foco fofo foin foix fono foof foon foxx i-no iccc iccf icci iccn icco icnc icoc icon ifco ific ifni ifno iiii iiio iino iioi iioo inci inco infi info inni inno ino- inoi inon inox ioci iofc ioii ioio ioni ionn iono ioof iooi iooo ixxi n-ii nccc nccf ncci nccn ncfc ncix ncnc ncoc nfff nfic nfix nfon nicc nicf nici nico nifc niff nini nino nion nioo nixi nnnn noci noco nofi nofx noif noin noio noix non- noni nonn nono nonx noo- noon nooo occc occi occn ocin ocon off- offc offo ofno oici oiii oion onc- oncf onco onic onix onni onno onon ooff oooo oxi- oxic oxo- oxof oxon oxox oxxo x-fi xcii xcon xfin xico xiii xion xixi xoco xoxo xxii xxix xxxi xxxo xxxx