-ic a-a a-b a-c a-i a-q a-t aaa aab aac aad aai aaq aar aat aau ab- aba abb abc abd abi abq abr abt abu ac- aca acb acc acd aci acq acr act acu ad- ada adb adc add adi adq adr adt adu ai- aia aib aic aid aii aiq air ait aiu aqa aqc aqi aqr aqt ar- ara arb arc ard ari arq arr art aru at- ata atb atc atd ati atr att atu au- aua aub auc aud aui aur aut b-u baa bab bac bad bai baq bar bat bau bba bbb bbc bbd bbi bbq bbr bbt bbu bca bcb bcc bcd bci bcq bcr bct bcu bda bdb bdc bdd bdi bdq bdr bdt bdu bi- bia bib bic bid bii bir bit biu bqc bqd bqt bra brb brd bri brq brr brt bru bta btb btc btd bti btq btr btt btu bua bub buc bud bui bur but buu c-- caa cab cac cad cai caq car cat cau cba cbb cbc cbd cbi cbq cbr cbt cbu cca ccb ccc ccd cci ccr cct ccu cda cdb cdc cdd cdi cdq cdr cdt cdu ci- cia cib cic cid cii ciq cir cit ciu cqa cqb cqc cqd cqi cqt cra crb crc crd cri crq crr crt cru cta ctb ctc ctd cti ctq ctr ctt ctu cua cub cuc cud cui cuq cur cut cuu daa dab dac dad dai daq dar dat dau dba dbb dbc dbd dbi dbq dbr dbt dbu dca dcb dcc dcd dci dcr dct dcu dda ddb ddc ddd ddi ddq ddr ddt ddu di- dia dib dic did dii diq dir dit diu dqa dra drb drc drd dri drq drr drt dru dta dtb dtc dtd dti dtr dtt dtu dua dub duc dud dui dur dut i-d ia- iaa iab iac iad iai iaq iar iat iau iba ibb ibc ibd ibi ibr ibt ibu ica icb icc icd ici icq icr ict icu ida idb idc idd idi idq idr idt idu iia iib iic iid iii iir iit iiu iqa iqc iqd iqt iqu ir- ira irb irc ird iri irq irr irt iru ita itb itc itd iti itq itt itu iu- iua iub iuc iud iui iur iut qaa qac qad qar qat qau qba qbc qbd qbq qca qcc qcd qci qct qda qdb qdr qdt qic qid qir qit qiu qqq qqu qra qrb qrc qri qrt qru qta qtc qtd qti qtq qtr qu- qua qud qui qur qut ra- raa rab rac rad rai raq rar rat rau rba rbb rbc rbd rbi rbr rbt rbu rca rcb rcc rcd rci rcr rct rcu rda rdb rdc rdd rdi rdr rdt rdu ria rib ric rid rii riq rir rit rqc rra rrb rrc rrd rri rrq rrr rrt rru rta rtb rtc rtd rti rtq rtr rtt rtu rua rub ruc rud rui rur rut ruu taa tab tac tad tai taq tar tat tau tba tbb tbc tbd tbi tbr tbt tbu tca tcb tcc tcd tci tcr tct tcu tda tdb tdc tdd tdi tdr tdt tdu tia tib tic tid tii tir tit tiu tra trb trc trd tri trq trr trt tru tta ttb ttc ttd tti ttr ttt ttu tua tub tuc tud tui tur tut tuu ua- uaa uab uac uad uai uaq uar uat uau uba ubb ubc ubi ubr ubt ubu uca ucb ucc ucd uci ucr uct ucu uda udb udc udd udi udr udt udu uia uib uic uid uii uiq uir uit uiu ur- ura urb urc urd uri urr urt uru uta utb utc utd uti utr utt utu uua uuc uur uut uuu