a-a a-c aaa aac aad aak aan aas aau ac- aca acc acd ack acn acs acu ad- ada adc add adk adn ads adu aka akc akd akk akn aks aku an- ana anc and ank ann ans anu as- asa asc asd ask asn ass asu au- aua auc aud auk aun aus c-- caa cac cad cak can cas cau cca ccc ccd cck ccn ccs ccu cda cdc cdd cdk cdn cds cdu cka ckc ckd cks cn- cna cnc cnd cnn cns cnu csa csc csd csk csn css csu cua cuc cud cuk cun cus cuu daa dac dad dak dan das dau dca dcc dcd dck dcn dcs dcu dda ddc ddd ddk ddn dds ddu dka dkc dkk dks dku dna dnc dnd dnk dnn dns dsa dsc dsd dsk dsn dss dsu dua duc dud duk dun dus ka- kaa kac kad kak kan kas kau kca kcc kcd kck kcn kcs kcu kda kdc kdk kds kdu kkc kkk kkn kks kku kn- kna knc knd knk knn knu ksa ksc ksd ksk ksn kss ksu kuc kud kuk kun kus kuu naa nac nad nak nan nas nau nca ncc ncd nck ncn ncs ncu nda ndc ndd ndk ndn nds ndu nka nkc nkk nkn nks nku nna nnc nnk nnn nns nnu nsa nsc nsd nsk nsn nss nsu nua nuc nud nuk nun nus nuu saa sac sad sak san sas sau sca scc scd sck scn scs scu sda sdc sdd sdk sdn sds sdu sk- ska skc skd skk sks sku sna snc snd snk snn sns snu ss- ssa ssc ssd ssk ssn sss ssu sua suc sud suk sun sus suu ua- uaa uac uad uak uan uas uau uca ucc ucd uck ucn ucs ucu uda udc udd udk udn uds udu uka ukc ukk ukn uku un- una unc und unk unn uns unu usa usc usd usk usn uss usu uua uuc uun uus uuu