-th a-a a-b a-c a-t aaa aab aac aad aah aak aan aao aar aat aay ab- aba abb abc abd abh abk abn abo abr abt aby ac- aca acb acc acd ach ack acn aco acr act acy ad- ada adb adc add adh adk adn ado adr adt ady aha ahb ahc ahd ahh ahk ahn aho ahr aht ahy aka akb akc akd akh akk akn ako akr an- ana anb anc and anh ank ann ano anr ant any aoa aob aoc aod aoh aok aon aoo aor aot ar- ara arb arc ard arh ark arn aro arr art ary at- ata atb atc atd ath atn ato atr att ay- aya ayc ayd ayh ayk ayn ayo ayr ayt baa bab bac bad bah bak ban bao bar bat bay bba bbb bbc bbd bbh bbk bbn bbo bbr bbt bby bca bcb bcc bcd bch bck bcn bco bcr bct bcy bda bdb bdc bdd bdh bdk bdo bdr bdt bdy bha bhb bhc bhd bhh bhk bho bhr bht bka bkb bkc bkk bkn bko bkr bkt bna bnb bnc bnd bnk bnn bno bnr bnt boa bob boc bod boh bok bon boo bor bot boy bra brb brd brh brk brn bro brr brt bry bta btb btc btd bth btk btn bto btr btt bty by- bya byc byd byh byk byn byo byr byt c-- caa cab cac cad cah cak can cao car cat cay cba cbb cbc cbd cbh cbk cbn cbo cbr cbt cby cca ccb ccc ccd cch cck ccn cco ccr cct cda cdb cdc cdd cdh cdk cdn cdo cdr cdt cdy ch- cha chb chc chd chh chk chn cho chr cht chy cka ckb ckc ckd ckh cko ckt cky cn- cna cnb cnc cnd cnh cnn cno cnr cnt cny co- coa cob coc cod coh cok con coo cor cot coy cra crb crc crd crh crk crn cro crr crt cry cta ctb ctc ctd cth ctk ctn cto ctr ctt cty cya cyb cyc cyd cyk cyn cyo cyr cyt daa dab dac dad dah dak dan dao dar dat day dba dbb dbc dbd dbh dbk dbn dbo dbr dbt dby dca dcb dcc dcd dck dcn dco dcr dct dda ddb ddc ddd ddh ddk ddn ddo ddr ddt ddy dh- dha dhb dhc dhd dhh dhk dho dhr dht dka dkb dkc dkk dko dkr dkt dna dnb dnc dnd dnh dnk dnn dno dnr dnt dny doa dob doc dod doh dok don doo dor dot doy dra drb drc drd drk drn dro drr drt dry dta dtb dtc dtd dth dtk dtn dto dtr dtt dty dy- dya dyb dyc dyd dyk dyn dyo dyr dyy haa hab hac had hah hak han hao har hat hay hba hbb hbc hbd hbh hbk hbn hbo hbr hbt hby hca hcb hcc hcd hch hck hcn hco hcr hct hcy hda hdb hdc hdd hdh hdk hdn hdo hdr hdt hdy hha hhb hhc hhd hhh hhk hhn hho hhr hht hhy hka hkb hkd hkh hkk hkn hko hkr hkt hna hnb hnc hnd hnh hnk hnn hno hnt hny hoa hob hoc hod hoh hok hon hoo hor hot hoy hr- hra hrb hrc hrd hrh hrk hrn hro hrr hrt hta htb htc htd hth htk htn hto htr htt hty hy- hya hyb hyc hyd hyh hyn hyo hyr hyt hyy k-t ka- kaa kab kac kad kah kak kan kao kar kat kay kba kbb kbc kbd kbh kbk kbn kbo kbr kca kcb kcc kcd kch kck kcn kcr kct kda kdb kdc kdh kdk kdo kdr kdt kdy kha khh khk khn kho khr kkb kkc kkh kkk kkn kkr kkt kky kn- kna knc knd knk knn kno knr knt koa kob koc kod koh kok kon koo kor kot koy kra krc krd krk krn kro krr krt kry kta ktb ktc kth ktk ktn kto ktr ktt kya kyc kyd kyn kyo kyr kyt naa nab nac nad nah nak nan nao nar nat nay nba nbb nbc nbd nbk nbn nbo nbr nbt nca ncb ncc ncd nch nck ncn nco ncr nct nda ndb ndc ndd ndh ndk ndn ndo ndr ndt ndy nha nhb nhc nhd nhh nhk nhn nhr nht nhy nka nkc nkk nkn nko nkr nkt nky nna nnb nnc nnh nnk nnn nno nnt no- noa nob noc nod noh nok non noo nor not noy nra nrb nrc nrd nrk nrn nro nrr nrt nry nta ntb ntc ntd nth ntk ntn nto ntr ntt nya nyc nyd nyk nyn nyo nyt nyy oaa oab oac oad oah oak oan oao oar oat ob- oba obb obc obd obh obk obn obo obr obt oby oc- oca ocb occ ocd och ock ocn oco ocr oct oda odb odc odd odh odn odo odr odt oha ohc ohd ohh ohn oho ohr oht oka okb okc okd okk oko okr on- ona onb onc ond onh onk onn ono onr ont ony oo- ooa oob ooc ood ooh ook oon ooo oor oot or- ora orb orc ord orh ork orn oro orr ort ory ot- ota otb otc otd oth otk otn oto otr ott oya oyd oyo ra- raa rab rac rad rah rak ran rao rar rat ray rba rbb rbc rbd rbh rbk rbn rbo rbr rbt rca rcb rcc rcd rch rcn rco rcr rct rda rdb rdc rdd rdh rdn rdo rdr rdt rdy rh- rha rhb rhc rhd rhh rhn rho rhr rht rkb rkc rkk rko rkt rky rna rnb rnc rnd rnh rnn rno rnr rnt rny roa rob roc rod roh rok ron roo ror rot roy rra rrb rrc rrd rrh rrk rrn rrr rrt rta rtb rtc rtd rtk rtn rto rtr rtt rty ry- rya ryc ryd ryk ryn