-al -ic -ol a-a a-b a-c a-i aaa aab aac aai aak aal aao aar ab- aba abb abc abi abk abl abo abr ac- aca acb acc aci ack acl aco acr ai- aia aib aic aii aik ail aio air aka akb akc aki akk akl ako akr al- ala alb alc ali alk all alo alr aoa aob aoc aoi aok aol aoo aor ar- ara arb arc ari ark arl aro arr baa bab bac bai bak bal bao bar bba bbb bbc bbi bbk bbl bbo bbr bca bcb bcc bci bck bcl bco bcr bi- bia bib bic bii bik bil bio bir bka bkb bkc bkk bkl bko bkr bla blb blc bli blk bll blo blr boa bob boc boi bok bol boo bor bra brb bri brk brl bro brr c-- caa cab cac cai cak cal cao car cba cbb cbc cbi cbk cbl cbo cbr cca ccb ccc cci cck ccl cco ccr ci- cia cib cic cii cik cil cio cir cka ckb ckc cki cko cl- cla clb clc cli clk cll clo clr co- coa cob coc coi cok col coo cor cra crb crc cri crk crl cro crr ia- iaa iab iac iai ial iao iar iba ibb ibc ibi ibk ibl ibo ibr ica icb icc ici ick icl ico icr iia iib iic iii iil iio iir ika ikb ikc iki ikk ikl iko ikr il- ila ilb ilc ili ilk ill ilo ilr io- ioa iob ioc ioi iol ioo ior ir- ira irb irc iri irk irl iro irr ka- kaa kab kac kai kak kal kao kar kba kbb kbc kbi kbk kbl kbo kbr kca kcb kcc kci kck kcl kcr kia kib kic kii kik kil kio kir kkb kkc kki kkk kkl kkr kl- kla klb klc kli klo klr koa kob koc koi kok kol koo kor kra krc kri krk krl kro krr la- laa lab lac lai lak lal lao lar lba lbb lbc lbi lbk lbl lbo lbr lca lcb lcc lci lck lcl lco lcr lia lib lic lii lik lil lio lir lka lkb lkl lkr lla llb llc lli llk lll llo llr loa lob loc loi lok lol loo lor lra lrb lrc lri lrk lro lrr o-i oaa oab oac oai oak oal oao oar ob- oba obb obc obi obk obl obo obr oc- oca ocb occ oci ock ocl oco ocr oia oib oic oii oik oil oio oir oka okb okc oki okk okl oko okr ola olb olc oli olk oll olo oo- ooa oob ooc ooi ook ool ooo oor or- ora orb orc ori ork orl oro orr ra- raa rab rac rai rak ral rao rar rba rbb rbc rbi rbk rbl rbo rbr rca rcb rcc rci rcl rco rcr ria rib ric rii rik ril rio rir rkb rkc rkk rko rla rlc rli rll rlo rlr roa rob roc roi rok rol roo ror rra rrb rrc rri rrk rrl rrr

a-ak a-ii a-ok aaaa aaab aaac aaai aaal aaar aaba aabb aabc aabi aabl aaca aacb aacc aaci aack aacl aaco aacr aaib aaic aaii aaka aala aalc aali aall aalo aaoo aara aarc aari aaro abaa abab abac abai abak abal abar abb- abba abbb abbi abbo abbr abca abcb abcc abci abcl abcr abia abib abic abil abir abla ablo aboa abob abok abol aboo abor abra abrc abri abro acaa acab acac acai acar acba acbl acca accc acci acco aci- acia acic acir acla aclc acli aclr acoa acol acor acr- acra acrc acri acro acrr aiai aiba aibl aibo aica aicc aicr aiia aiib aiic aiir aika aiki aiko aila aili aioc aioi aira airi airo akaa akai akal akao akar akca akia akik akil akio akir akka akki akko aklo akok akr- akra alaa alac alai alak alal alao alar alb- alba albc albi albo alca alcc alco ali- alia alib alii alik alil alio alir alk- alka alkb alki alko all- alla alli alll allo allr aloa aloc aloi alok alol aloo alor alro aoba aoca aoki aola aora aorb arab arac arai arak aral arar arba arbi arc- arca arci arco aria arib arii arik aril ario arka arki arko arla arli arlo aroa arob aroi aroo aror arr- arra arrc arri arrk arro arrr ba-i baaa baak baal baar baba babb babi babo babr bac- baca bacc baci back baco baia baib baic baik bail baio bair bak- baka baki bakl bako bakr bala balc bali balk ball balo baol bar- bara barb barc bari bark baro barr bbbb bbci bblb bbrc bcaa bcar bcbc bcca bccc bcci bccl bcia bcor bcra biak bial biao biar biba bibb bibi bibl bibo bica bicc bici bick bico biko bila bili bilk bill bilo bio- bioc bioi biol bira birb biri birk birl biro birr blaa blab blac blak blic blik blio blir blkb blob bloc blok bloo blrc boab boac boai boak boal boar boba bobb bobi bobo boca bock boco boi- boii boil boka boki boko bola boli bolk boll bolo boob booc book bool boor bor- bora bori bork boro borr brab brac brai brak brao brca brcb bria bric brik bril brio brka brkb broa brob broc brok brol broo bror brrr c-bo caaa caab caac caal caba cabi cabo cac- caca cacc caci cack caco cacr caia caib caic caik cail caio cair caka cala calc cali calk call calo caoi caol caor cara carb carc cari cark carl caro carr cbac cbal cbar cbbc cbca cbcc cbcl cbcr cbia cbir cbka cbkl cbko cbkr cblb cblc cbol cbrl ccaa ccab ccac ccai ccar ccba ccbc ccca cccb cccc ccci cccl ccic ccii ccil ccir ccla cclc ccli ccob ccoc ccra ccrc ccri ccrl ciaa ciak cial ciao ciar ciba cibc cibi cibo cica cicc cici cico cicr ciia ciii cika ciko cikr cila