cccc cccf ccci ccfc ccff ccfi ccic ccii ccnc ccnf ccni ccoc cfcf cfcn cfco cfni cicc cici cico ciff ciii cin- cinc cinf cini cino cion cnci cnco cnic coco cofc coff cofi coif coin con- conc conf coni conn cono coof coon fccf fcic fcii ffcc ffff ffii ficc fico fifc fiff fifi fifo fiii fini finn fino fion fnci foci foco fofo foin fono foof foon 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 ioci iofc ioii ioio ioni ionn iono ioof iooi iooo n-ii nccc nccf ncci nccn ncfc ncnc ncoc nfff nfic nfon nicc nicf nici nico nifc niff nini nino nion nioo nnnn noci noco nofi noif noin noio non- noni nonn nono noo- noon nooo occc occi occn ocin ocon off- offc offo ofno oici oiii oion onc- oncf onco onic onni onno onon ooff oooo