-up a-a a-b a-i aaa aab aai aao aap aar aas aau ab- aba abb abi abo abp abr abs abu ai- aia aib aii aio aip air ais aiu aoa aob aoi aoo aop aor aos aou ap- apa apb api apo app apr aps apu ar- ara arb ari aro arp arr ars aru as- asa asb asi aso asp asr ass asu au- aua aub aui auo aup aur aus b-p b-u baa bab bai bao bap bar bas bau bba bbb bbi bbo bbp bbr bbs bbu bi- bia bib bii bio bip bir bis biu boa bob boi boo bop bor bos bou bpa bpb bpi bpo bpp bpr bps bpu bra brb bri bro brp brr brs bru bsa bsb bsi bso bsp bsr bss bsu bua bub bui buo bup bur bus buu ia- iaa iab iai iao iap iar ias iau iba ibb ibi ibo ibp ibr ibs ibu iia iib iii iio iip iir iis iiu io- ioa iob ioi ioo iop ior ios iou ipa ipb ipi ipo ipp ipr ips ipu ir- ira irb iri iro irp irr irs iru is- isa isb isi iso isp isr iss isu iu- iua iub iui iup iur ius o-i oaa oab oai oao oap oar oas oau ob- oba obb obi obo obp obr obs obu oia oib oii oio oip oir ois oiu oo- ooa oob ooi ooo oop oor oos op- opa opb opi opo opp opr ops or- ora orb ori oro orp orr ors oru os- osa osb osi oso osp osr oss osu ou- oua oui ouo oup our ous p-p paa pab pai pao pap par pas pau pba pbb pbi pbo pbp pbr pbs pbu pia pib pii pio pip pir pis piu poa pob poi poo pop por pos pou ppa ppb ppi ppo ppp ppr pps ppu pra prb pri pro prp prr prs pru ps- psa psb psi pso psp psr pss psu pua pub pui pup pur pus puu ra- raa rab rai rao rap rar ras rau rba rbb rbi rbo rbp rbr rbs rbu ria rib rii rio rip rir ris roa rob roi roo rop ror ros rou rpa rpb rpi rpo rpp rpr rps rpu rra rrb rri rrp rrr rrs rru rsa rsb rsi rso rsp rsr rss rsu rua rub rui ruo rup rur rus ruu saa sab sai sao sap sar sas sau sba sbb sbi sbo sbp sbr sbs sbu sia sib sii sio sip sir sis siu soa sob soi soo sop sor sos sou spa spb spi spo spp spr sps spu sr- sra srb sri sro srp srr srs ss- ssa ssb ssi sso ssp ssr sss ssu sua sub sui suo sup sur sus suu ua- uaa uab uai uao uap uar uas uau uba ubb ubi ubo ubp ubr ubs ubu uia uib uii uio uip uir uis uiu uoa uob uoo uop uor uos up- upa upb upi upo upp upr ups upu ur- ura urb uri uro urp urr urs uru usa usb usi uso usp usr uss usu uua uur uus uuu

-ous a-ii aaaa aaab aaai aaap aaar aaas aaba aabb aabi aabp aaib aaii aais aaoo aapa aapi aapo aaps aara aari aaro aarp aars aaru aasa aasi aass aasu aaup aaus abaa abab abai abap abar abas abau abb- abba abbb abbi abbo abbr abbs abia abib abir abis abiu aboa abob aboo abor abos abou abpa abpi abpp abpr abps abra abri abro abrs abs- absa absi absp abss absu abua abus aiai aias aiba aibo aiia aiib aiir aioi aipa aipi aips aira airi airo airp airs aisa aisb aisi aiso aisr aiui aoba aopo aora aorb aors aosp aoss aous apai apao apap apar apas apba apbr apbs api- apia apio apip apis apo- apoo apop apor apos apou appa appr apps appu apra apri apro aprs apsa apsi apso apss apsu apua apup apus arab arai arap arar aras arau arba arbi arbs aria arib arii ario arip aris aroa arob aroi aroo aror aros arpa arpi arps arpu arr- arra arri arro arrr arrs arru ars- arsa arsi arso arsu arua arub arui arup asaa asab asai asao asap asar asas asau asba asbo asbu asia asii asio asip asir asis asob asoi asop asor asos asou aspa aspi aspo aspr asps asra asro asrs asru assa assi asso assp assr asss assu asub asui asur asus auaa auis aups aur- aura auri auro ausa ausu ba-i baaa baar baas baba babb babi babo babr babs babu baia baib baio bair bais baos bapa bapi bapp baps bapu bar- bara barb bari baro barr bars baru basa basi baso bass basu bau- baur bbas bbau bbbb bbbs bbpr biao biap biar bias biba bibb bibi bibo bibs biis bio- bioi bios biou bipa bipp bips bipu bira birb biri biro birr birs biru bis- bisa biso bisp biss bisu boab boai boar boas boba bobb bobi bobo bobs bobu boi- boii bois boiu boob boop boor boos bopa bopp bops bor- bora bori boro borr bors boru bosa bosi boso boss bosu boua boup bour bous bpai bpsa bpsu brab brai brao bras brau bria brio bris broa brob broo bror bros brou brrr brrs brsb brsr brup brus bsaa bsap bsas bsos bspp bspr bsra bsup buar buba bubb bubi bubo bubs bubu buir buis buiu bupa bups bur- bura burb buri buro burp burr burs buru busa busi buss busu buus iaaa iaai iaap iaas iaba iaia iais iapa iapp iaps iapu iara iars iaru iasa iasi iaso iasp iasr ibar ibas ibia ibis ibos ibra ibri ibro ibsa ibss ibus iias iiii iiio iiis iioi iioo iiop iios iipa iira iirs iisi iisp iisr iisu ioba iobi ioii ioio iooi iooo ioos iops iora iori iors ioso iosu ious ipas ipba ipop ipos ippa ippo ippr ipri ipsa ipsi ipso ipsp ipss ipur