-er -ic -up a-a a-b a-c a-i a-t aaa aab aac aae aai aak aan aap aar aas aat aau ab- aba abb abc abe abi abk abn abp abr abs abt abu ac- aca acb acc ace aci ack acn acp acr acs act acu aea aeb aec aee aei aek aen aep aer aes aet aeu ai- aia aib aic aie aii aik ain aip air ais ait aiu aka akb akc ake aki akk akn akp akr aks aku an- ana anb anc ane ani ank ann anp anr ans ant anu ap- apa apb apc ape api apk apn app apr aps apt apu ar- ara arb arc are ari ark arn arp arr ars art aru as- asa asb asc ase asi ask asn asp asr ass ast asu at- ata atb atc ate ati atn atp atr ats att atu au- aua aub auc aue aui auk aun aup aur aus aut b-p b-u baa bab bac bae bai bak ban bap bar bas bat bau bba bbb bbc bbe bbi bbk bbn bbp bbr bbs bbt bbu bca bcb bcc bce bci bck bcn bcp bcr bcs bct bcu be- bea beb bec bee bei bek ben bep ber bes bet beu bi- bia bib bic bie bii bik bin bip bir bis bit biu bka bkb bkc bke bkk bkn bkp bkr bks bkt bna bnb bnc bne bni bnk bnn bnp bnr bns bnt bnu bpa bpb bpc bpe bpi bpn bpp bpr bps bpt bpu bra brb bre bri brk brn brp brr brs brt bru bsa bsb bsc bse bsi bsk bsn bsp bsr bss bst bsu bta btb btc bte bti btk btn btp btr bts btt btu bua bub buc bue bui buk bun bup bur bus but buu c-- caa cab cac cae cai cak can cap car cas cat cau cba cbb cbc cbe cbi cbk cbn cbp cbr cbs cbt cbu cca ccb ccc cce cci cck ccn ccp ccr ccs cct ccu ce- cea ceb cec cee cei cek cen cep cer ces cet ceu ci- cia cib cic cie cii cik cin cip cir cis cit ciu cka ckb ckc cki cks ckt cn- cna cnb cnc cne cni cnn cnp cnr cns cnt cnu cpa cpb cpc cpe cpi cpk cpn cpp cpr cps cpt cpu cra crb crc cre cri crk crn crp crr crs crt cru csa csb csc cse csi csk csn csp csr css cst csu cta ctb ctc cte cti ctk ctn ctp ctr cts ctt ctu cua cub cuc cue cui cuk cun cup cur cus cut cuu eaa eab eac eae eai eak ean eap ear eas eat eau eba ebb ebc ebe ebi ebk ebn ebp ebr ebs ebt ebu ec- eca ecb ecc ece eci eck ecn ecr ecs ect ecu eea eeb eec eee eek een eep eer ees eet eia eib eic eie eii eik ein eip eir eis eit eiu eka ekb ekc eke eki ekp ekr eks ekt eku en- ena enb enc ene eni enk enn enp enr ens ent enu ep- epa epb epc epe epi epn epp epr eps ept epu era erb erc ere eri erk ern erp err ers ert eru es- esa esb esc ese esi esk esn esp esr ess est esu eta etb etc ete eti etk etn etp etr ets ett etu eu- eua eub euc eue eui eun eup eur eus eut ia- iaa iab iac iae iai ian iap iar ias iat iau iba ibb ibc ibe ibi ibk ibn ibp ibr ibs ibt ibu ica icb icc ice ici ick icn icp icr ics ict icu ie- iea iec iee iei iek ien iep ier ies iet iia iib iic iie iii iin iip iir iis iit iiu ika ikb ikc ike iki ikk ikr iks ikt iku in- ina inb inc ine ini ink inn inp inr ins int inu ipa ipb ipc ipe ipi ipn ipp ipr ips ipt ipu ir- ira irb irc ire iri irk irn irp irr irs irt iru is- isa isb isc ise isi isk isn isp isr iss ist isu ita itb itc ite iti itk itn itp its itt itu iu- iua iub iuc iue iui iup iur ius iut k-t ka- kaa kab kac kae kai kak kan kap kar kas kat kau kba kbb kbc kbe kbi kbk kbn kbp kbr kbs kbu kca kcb kcc kce kci kck kcn kcp kcr kcs kct kcu ke- kea keb kec kee kei kek ken kep ker kes ket kia kib kic kie kii kik kin kip kir kis kit kiu kkb kkc kke kki kkk kkn kkp kkr kks kkt kku kn- kna knc kne kni knk knn knp knr knt knu kpa kpc kpe kpi kpk kpn kpp kpr kps kpt kpu kra krc kri krk krn krp krr krs krt kru ksa ksb ksc kse ksi ksk ksn ksp ksr kss kst ksu kta ktb ktc kte ktk ktn ktp ktr kts ktt ktu kub kuc kue kui kuk kun kup kur kus kut kuu n-i naa nab nac nae nai nak nan nap nar nas nat nau nba nbb nbc nbe nbi nbk nbn nbp nbr nbs nbt nbu nca ncb ncc nce nci nck ncn ncp ncr ncs nct ncu ne- nea neb nec nee nei nek nen nep ner nes net neu nia nib nic nie nii nik nin nip nir nis nit niu nka nkc nke nki nkk nkn nkp nkr nks nkt nku nna nnb nnc nne nni nnk nnn nnp nns nnt nnu npa npb npc npe npi npn npp npr nps npt npu nra nrb nrc nre nri nrk nrn nrp nrr nrs nrt nru nsa nsb nsc nse nsi nsk nsn nsp nsr nss nst nsu nta ntb ntc nte nti ntk ntn ntp ntr nts ntt ntu nua nub nuc nue nui nuk nun nup