-al -ic -ol a-a a-b a-c a-i aaa aab aac aai aal aao aar aas ab- aba abb abc abi abl abo abr abs ac- aca acb acc aci acl aco acr acs ai- aia aib aic aii ail aio air ais al- ala alb alc ali all alo alr als aoa aob aoc aoi aol aoo aor aos ar- ara arb arc ari arl aro arr ars as- asa asb asc asi asl aso asr ass baa bab bac bai bal bao bar bas bba bbb bbc bbi bbl bbo bbr bbs bca bcb bcc bci bcl bco bcr bcs bi- bia bib bic bii bil bio bir bis bla blb blc bli bll blo blr bls boa bob boc boi bol boo bor bos bra brb bri brl bro brr brs bsa bsb bsc bsi bsl bso bsr bss c-- caa cab cac cai cal cao car cas cba cbb cbc cbi cbl cbo cbr cbs cca ccb ccc cci ccl cco ccr ccs ci- cia cib cic cii cil cio cir cis cl- cla clb clc cli cll clo clr cls co- coa cob coc coi col coo cor cos cra crb crc cri crl cro crr crs csa csb csc csi csl cso csr css ia- iaa iab iac iai ial iao iar ias iba ibb ibc ibi ibl ibo ibr ibs ica icb icc ici icl ico icr ics iia iib iic iii iil iio iir iis il- ila ilb ilc ili ill ilo ilr ils io- ioa iob ioc ioi iol ioo ior ios ir- ira irb irc iri irl iro irr irs is- isa isb isc isi isl iso isr iss la- laa lab lac lai lal lao lar las lba lbb lbc lbi lbl lbo lbr lbs lca lcb lcc lci lcl lco lcr lcs lia lib lic lii lil lio lir lis lla llb llc lli lll llo llr lls loa lob loc loi lol loo lor los lra lrb lrc lri lro lrr lrs lsa lsb lsc lsi lsl lso lsr lss o-i oaa oab oac oai oal oao oar oas ob- oba obb obc obi obl obo obr obs oc- oca ocb occ oci ocl oco ocr ocs oia oib oic oii oil oio oir ois ola olb olc oli oll olo ols oo- ooa oob ooc ooi ool ooo oor oos or- ora orb orc ori orl oro orr ors os- osa osb osc osi osl oso osr oss ra- raa rab rac rai ral rao rar ras rba rbb rbc rbi rbl rbo rbr rbs rca rcb rcc rci rcl rco rcr rcs ria rib ric rii ril rio rir ris rla rlc rli rll rlo rlr rls roa rob roc roi rol roo ror ros rra rrb rrc rri rrl rrr rrs rsa rsb rsc rsi rsl rso rsr rss saa sab sac sai sal sao sar sas sba sbb sbc sbi sbl sbo sbr sbs sca scb scc sci scl sco scr scs sia sib sic sii sil sio sir sis sla slb slc sli sll slo slr sls soa sob soc soi sol soo sor sos sr- sra srb src sri srl sro srr srs ss- ssa ssb ssc ssi ssl sso ssr sss

a-ii aaaa aaab aaac aaai aaal aaar aaas aaba aabb aabc aabi aabl aaca aacb aacc aaci aacl aaco aacr aacs aaib aaic aaii aais aala aalc aali aall aalo aals aaoo aara aarc aari aaro aars aasa aasc aasi aass abaa abab abac abai abal abar abas abb- abba abbb abbi abbo abbr abbs abca abcb abcc abci abcl abcr abcs abia abib abic abil abir abis abla ablo abls aboa abob abol aboo abor abos abra abrc abri abro abrs abs- absa absi absl abss acaa acab acac acai acar acas acba acbl acca accc acci acco accs aci- acia acic acir acis acla aclc acli aclr acls acoa acol acor acos acr- acra acrc acri acro acrr acrs acsa acsc acsi acsl acss aiai aias aiba aibl aibo aica aicc aicr aics aiia aiib aiic aiir aila aili ails aioc aioi aira airi airo airs aisa aisb aisi aisl aiso aisr alaa alac alai alal alao alar alas alb- alba albc albi albo albs alca alcc alco alcs ali- alia alib alii alil alio alir alis all- alla alli alll allo allr alls aloa aloc aloi alol aloo alor alos alro alsa alsc also aoba aoca aocs aola aora aorb aors aoss arab arac arai aral arar aras arba arbi arbs arc- arca arci arco arcs aria arib arii aril ario aris arla arli arlo aroa arob aroi aroo aror aros arr- arra arrc arri arro arrr arrs ars- arsa arsc arsi arso asaa asab asac asai asal asao asar asas asba asbo asc- asca ascb ascc asci ascl asco ascr asia asic asii asil asio asir asis asla asli aslo aslr asob asoc asoi asor asos asra asrc asro asrs assa assc assi assl asso assr asss ba-i baaa baal baar baas baba babb babi babo babr babs bac- baca bacc baci baco bacs baia baib baic bail baio bair bais bala balc bali ball balo bals baol baos bar- bara barb barc bari baro barr bars basa basc basi baso bass bbas bbbb bbbs bbci bblb bbls bbrc bcaa bcar bcas bcbc bcbs bcca bccc bcci bccl bccs bcia bcis bcor bcos bcra bcrs bcsa bcsc bcsl bcss bial biao biar bias biba bibb bibi bibl bibo bibs bica bicc bici bico bics biis bila bili bill bilo bils bio- bioc bioi biol bios bira birb biri birl biro birr birs bis- bisa bisc bisl biso biss blaa blab blac blas blic blio blir blis blls blob bloc bloo blrc blss boab boac boai boal boar boas boba bobb bobi bobo bobs boca boco bocs boi- boii boil bois bola boli boll bolo bols boob booc bool boor boos bor- bora bori boro borr bors bosa bosc bosi boso boss brab brac brai brao bras