-ic a-a a-b a-c a-i a-t aaa aab aac aai aan aao aar aas aat aau aay ab- aba abb abc abi abn abo abr abs abt abu aby ac- aca acb acc aci acn aco acr acs act acu acy ai- aia aib aic aii ain aio air ais ait aiu aiy an- ana anb anc ani ann ano anr ans ant anu any aoa aob aoc aoi aon aoo aor aos aot aou ar- ara arb arc ari arn aro arr ars art aru ary as- asa asb asc asi asn aso asr ass ast asu asy at- ata atb atc ati atn ato atr ats att atu au- aua aub auc aui aun auo aur aus aut ay- aya ayc ayi ayn ayo ayr ays ayt ayu b-u baa bab bac bai ban bao bar bas bat bau bay bba bbb bbc bbi bbn bbo bbr bbs bbt bbu bby bca bcb bcc bci bcn bco bcr bcs bct bcu bcy bi- bia bib bic bii bin bio bir bis bit biu biy bna bnb bnc bni bnn bno bnr bns bnt bnu boa bob boc boi bon boo bor bos bot bou boy bra brb bri brn bro brr brs brt bru bry bsa bsb bsc bsi bsn bso bsr bss bst bsu bsy bta btb btc bti btn bto btr bts btt btu bty bua bub buc bui bun buo bur bus but buu buy by- bya byc byi byn byo byr bys byt byu c-- caa cab cac cai can cao car cas cat cau cay cba cbb cbc cbi cbn cbo cbr cbs cbt cbu cby cca ccb ccc cci ccn cco ccr ccs cct ccu ci- cia cib cic cii cin cio cir cis cit ciu cn- cna cnb cnc cni cnn cno cnr cns cnt cnu cny co- coa cob coc coi con coo cor cos cot cou coy cra crb crc cri crn cro crr crs crt cru cry csa csb csc csi csn cso csr css cst csu csy cta ctb ctc cti ctn cto ctr cts ctt ctu cty cua cub cuc cui cun cuo cur cus cut cuu cuy cya cyb cyc cyn cyo cyr cys cyt ia- iaa iab iac iai ian iao iar ias iat iau iba ibb ibc ibi ibn ibo ibr ibs ibt ibu iby ica icb icc ici icn ico icr ics ict icu icy iia iib iic iii iin iio iir iis iit iiu in- ina inb inc ini inn ino inr ins int inu iny io- ioa iob ioc ioi ion ioo ior ios iot iou ir- ira irb irc iri irn iro irr irs irt iru iry is- isa isb isc isi isn iso isr iss ist isu isy ita itb itc iti itn ito its itt itu ity iu- iua iub iuc iui iur ius iut iya iyc iyo iyr iys iyt iyy n-i naa nab nac nai nan nao nar nas nat nau nay nba nbb nbc nbi nbn nbo nbr nbs nbt nbu nca ncb ncc nci ncn nco ncr ncs nct ncu nia nib nic nii nin nio nir nis nit niu nna nnb nnc nni nnn nno nns nnt nnu no- noa nob noc noi non noo nor nos not nou noy nra nrb nrc nri nrn nro nrr nrs nrt nru nry nsa nsb nsc nsi nsn nso nsr nss nst nsu nsy nta ntb ntc nti ntn nto ntr nts ntt ntu nua nub nuc nui nun nuo nur nus nut nuu nuy nya nyc nyn nyo nys nyt nyu nyy o-i oaa oab oac oai oan oao oar oas oat oau ob- oba obb obc obi obn obo obr obs obt obu oby oc- oca ocb occ oci ocn oco ocr ocs oct ocu oia oib oic oii oin oio oir ois oit oiu on- ona onb onc oni onn ono onr ons ont onu ony oo- ooa oob ooc ooi oon ooo oor oos oot or- ora orb orc ori orn oro orr ors ort oru ory os- osa osb osc osi osn oso osr oss ost osu ot- ota otb otc oti otn oto otr ots ott otu ou- oua ouc oui oun ouo our ous out oya oyi oyo oys ra- raa rab rac rai ran rao rar ras rat rau ray rba rbb rbc rbi rbn rbo rbr rbs rbt rbu rca rcb rcc rci rcn rco rcr rcs rct rcu ria rib ric rii rin rio rir ris rit riy rna rnb rnc rni rnn rno rnr rns rnt rnu rny roa rob roc roi ron roo ror ros rot rou roy rra rrb rrc rri rrn rrr rrs rrt rru rsa rsb rsc rsi rsn rso rsr rss rst rsu rta rtb rtc rti rtn rto rtr rts rtt rtu rty rua rub ruc rui run ruo rur rus rut ruu ruy ry- rya ryc ryn ryo ryr rys ryu ryy saa sab sac sai san sao sar sas sat sau say sba sbb sbc sbi sbn sbo sbr sbs sbt sbu sby sca scb scc sci scn sco scr scs sct scu sia sib sic sii sin sio sir sis sit siu sna snb snc sni snn sno snr sns snt snu sny soa sob soc soi son soo sor sos sot sou soy sr- sra srb src sri srn sro srr srs srt sry ss- ssa ssb ssc ssi ssn sso ssr sss sst ssu sta stb stc sti stn sto str sts stt stu sty sua sub suc sui sun suo sur sus sut suu suy sy- sya syb syc syi syn syr sys syt syu taa tab tac tai tan tao tar tas tat tau tay tba tbb tbc tbi tbn tbo tbr tbs tbt tbu tca tcb tcc tci tcn tco tcr tcs tct tcu tia tib tic tii tin tio tir tis tit tiu tiy tna tnb tnc tni tnn tno tnr tns tnt to- toa tob toc toi