-al -ol a-a a-b a-i aaa aab aai aal aao aar aas ab- aba abb abi abl abo abr abs ai- aia aib aii ail aio air ais al- ala alb ali all alo alr als aoa aob aoi aol aoo aor aos ar- ara arb ari arl aro arr ars as- asa asb asi asl aso asr ass baa bab bai bal bao bar bas bba bbb bbi bbl bbo bbr bbs bi- bia bib bii bil bio bir bis bla blb bli bll blo blr bls boa bob boi bol boo bor bos bra brb bri brl bro brr brs bsa bsb bsi bsl bso bsr bss ia- iaa iab iai ial iao iar ias iba ibb ibi ibl ibo ibr ibs iia iib iii iil iio iir iis il- ila ilb ili ill ilo ilr ils io- ioa iob ioi iol ioo ior ios ir- ira irb iri irl iro irr irs is- isa isb isi isl iso isr iss la- laa lab lai lal lao lar las lba lbb lbi lbl lbo lbr lbs lia lib lii lil lio lir lis lla llb lli lll llo llr lls loa lob loi lol loo lor los lra lrb lri lro lrr lrs lsa lsb lsi lsl lso lsr lss o-i oaa oab oai oal oao oar oas ob- oba obb obi obl obo obr obs oia oib oii oil oio oir ois ola olb oli oll olo ols oo- ooa oob ooi ool ooo oor oos or- ora orb ori orl oro orr ors os- osa osb osi osl oso osr oss ra- raa rab rai ral rao rar ras rba rbb rbi rbl rbo rbr rbs ria rib rii ril rio rir ris rla rli rll rlo rlr rls roa rob roi rol roo ror ros rra rrb rri rrl rrr rrs rsa rsb rsi rsl rso rsr rss saa sab sai sal sao sar sas sba sbb sbi sbl sbo sbr sbs sia sib sii sil sio sir sis sla slb sli sll slo slr sls soa sob soi sol soo sor sos sr- sra srb sri srl sro srr srs ss- ssa ssb ssi ssl sso ssr sss

a-ii aaaa aaab aaai aaal aaar aaas aaba aabb aabi aabl aaib aaii aais aala aali aall aalo aals aaoo aara aari aaro aars aasa aasi aass abaa abab abai abal abar abas abb- abba abbb abbi abbo abbr abbs abia abib abil abir abis abla ablo abls aboa abob abol aboo abor abos abra abri abro abrs abs- absa absi absl abss aiai aias aiba aibl aibo aiia aiib aiir aila aili ails aioi aira airi airo airs aisa aisb aisi aisl aiso aisr alaa alai alal alao alar alas alb- alba albi albo albs ali- alia alib alii alil alio alir alis all- alla alli alll allo allr alls aloa aloi alol aloo alor alos alro alsa also aoba aola aora aorb aors aoss arab arai aral arar aras arba arbi arbs aria arib arii aril ario aris arla arli arlo aroa arob aroi aroo aror aros arr- arra arri arro arrr arrs ars- arsa arsi arso asaa asab asai asal asao asar asas asba asbo asia asii asil asio asir asis asla asli aslo aslr asob asoi asor asos asra asro asrs assa assi assl asso assr asss ba-i baaa baal baar baas baba babb babi babo babr babs baia baib bail baio bair bais bala bali ball balo bals baol baos bar- bara barb bari baro barr bars basa basi baso bass bbas bbbb bbbs bblb bbls bial biao biar bias biba bibb bibi bibl bibo bibs biis bila bili bill bilo bils bio- bioi biol bios bira birb biri birl biro birr birs bis- bisa bisl biso biss blaa blab blas blio blir blis blls blob bloo blss boab boai boal boar boas boba bobb bobi bobo bobs boi- boii boil bois bola boli boll bolo bols boob bool boor boos bor- bora bori boro borr bors bosa bosi boso boss brab brai brao bras bria bril brio bris brls broa brob brol broo bror bros brrr brrs brsb brsr bsaa bsas bsos bsra iaaa iaai iaal iaas iaba iaia iais iala iall ials iara iars iasa iasi iaso iasr ibar ibas ibia ibis ibos ibra ibri ibro ibsa ibss iias iiii iiio iiis iila iioi iioo iios iira iirs iisi iisr ilal ilar ilas ilia ilio ilir ilis ill- illa illi illo ills iloo ilos ilsa ioba iobi ioii ioio iola iolo iooi iooo ioos iora iori iors ioso irai iral irao irar iras iri- iria iril irio iris irla irlb irob irra irri irrs irsa is-a isai isal isao isar isas isba isbl isia isil isis isla isls iso- isol isor isos isra isri issa issi isso issr isss laaa laal laar laas laba labi labo labr labs laia lail lair lais lala lali lall lalo laos lara larb lari larr lars lasa lasi laso lass lbar lbia lblr lbos lbrs liao liar lias liba libo libr libs liia liii liir liis lila lilb lili lill lilo lils lio- lior lios lira liri lirl liro lirr lirs lisa lisi liso liss llao llbs llll lloa lloo loar loas lob- loba lobb lobi lobo lobs loir lois lola loli loll lolo lols loob lool loor loos lora lori loro lors losa losi loso loss lral lrba lroi lrrr ls-r lsla lssa lsso lssr oais oall oara oars oasi oasl oass obai obal obas obba obbo obia obis obla obls oboi obol obor obos obra obri obro obsr obss oiba oiii oila oils oios oira olar olas olba olbo olia olib olio olis olla olli ollo olor olos olsi ooaa ooba oobi ooia oola oolo oooo ooos oora oosa oosi orab orai oral orao orar oras orba orbb orbi orbo orbs ori- oria oril orio oris orla orlo oro- oror oros orra orri orro orrs orsa orsi orso osai osar osas osba osia osii osis osla osli oslo osoi osoo osor