-up a-a a-b a-i aaa aab aai aam aao aap aar aau aax ab- aba abb abi abm abo abp abr abu abx ai- aia aib aii aim aio aip air aiu aix ama amb ami amm amo amp amr amu amx aoa aob aoi aom aoo aop aor aou aox ap- apa apb api apm apo app apr apu apx ar- ara arb ari arm aro arp arr aru arx au- aua aub aui aum auo aup aur aux ax- axa axi axm axo axp axr axx b-p b-u baa bab bai bam bao bap bar bau bax bba bbb bbi bbm bbo bbp bbr bbu bbx bi- bia bib bii bim bio bip bir biu bix bma bmb bmi bmm bmo bmp bmr bmu bmx boa bob boi bom boo bop bor bou box bpa bpb bpi bpm bpo bpp bpr bpu bpx bra brb bri brm bro brp brr bru brx bua bub bui bum buo bup bur buu bux bxb bxi bxm bxo bxx ia- iaa iab iai iam iao iap iar iau iba ibb ibi ibm ibo ibp ibr ibu ibx iia iib iii iim iio iip iir iiu iix im- ima imb imi imm imo imp imu imx io- ioa iob ioi iom ioo iop ior iou ipa ipb ipi ipm ipo ipp ipr ipu ipx ir- ira irb iri irm iro irp irr iru irx iu- iua iub iui ium iup iur ixi m-o m-r maa mab mai mam mao map mar mau max mba mbb mbi mbm mbo mbp mbr mbu mbx mi- mia mib mii mim mio mip mir miu mix mma mmb mmi mmm mmo mmp mmr mmu mmx moa mob moi mom moo mop mor mou mox mpa mpb mpi mpm mpo mpp mpr mpu mpx mra mrb mri mrm mro mrp mrr mru mrx mua mub mui mum mup mur muu mux mxa mxi mxp mxr mxu o-i oaa oab oai oam oao oap oar oau oax ob- oba obb obi obm obo obp obr obu obx oia oib oii oim oio oip oir oiu om- oma omb omi omm omo omp omr omu omx oo- ooa oob ooi oom ooo oop oor oox op- opa opb opi opm opo opp opr opx or- ora orb ori orm oro orp orr oru orx ou- oua oui oum ouo oup our ox- oxa oxb oxi oxo oxx p-p paa pab pai pam pao pap par pau pax pba pbb pbi pbm pbo pbp pbr pbu pbx pia pib pii pim pio pip pir piu pix pma pmb pmi pmm pmo pmp pmr pmu pmx poa pob poi pom poo pop por pou pox ppa ppb ppi ppm ppo ppp ppr ppu ppx pra prb pri prm pro prp prr pru prx pua pub pui pum pup pur puu pxm pxr ra- raa rab rai ram rao rap rar rau rax rba rbb rbi rbm rbo rbp rbr rbu rbx ria rib rii rim rio rip rir rix rma rmb rmi rmm rmo rmp rmr rmx roa rob roi rom roo rop ror rou rox rpa rpb rpi rpm rpo rpp rpr rpu rpx rra rrb rri rrm rrp rrr rru rua rub rui rum ruo rup rur ruu rux rxp rxr ua- uaa uab uai uam uao uap uar uau uba ubb ubi ubo ubp ubr ubu ubx uia uib uii uim uio uip uir uiu um- uma umb umi umm umo ump umr umu uoa uob uom uoo uop uor uox up- upa upb upi upm upo upp upr upu upx ur- ura urb uri urm uro urp urr uru urx uua uum uur uuu uxb uxo uxr uxu xaa xam xap xar xau xbr xbx xia xii xio xiu xix xma xmi xmm xmo xmp xmr xmu xmx xoa xoi xom xoo xop xor xox xpa xpb xpm xpo xpp xrx xui xup xxi xxo xxp xxx

a-ii aaaa aaab aaai aaam aaap aaar aaba aabb aabi aabm aabp aaib aaii aama aamb aami aamo aamp aamr aaoo aapa aapi aapm aapo aara aari aarm aaro aarp aaru aaup abaa abab abai abam abap abar abau abax abb- abba abbb abbi abbo abbr abia abib abim abir abiu abma abmb aboa abob aboo abor abou abox abpa abpi abpm abpp abpr abra abri abro abua abum aiai aiba aibo aiia aiib aiir aimi aimm aimo aimp aioi aipa aipi aira airi airo airp airx aiui aixa aixi aixm amaa amai amam amap amar amax amb- amba ambi ambo ambr ambu ambx amia amib amii amip amir amix amm- amma ammi ammo ammu amob amoi amoo amor amou ampa ampm ampo amra amri amro amua amui amum amur aoba aoma aopo aora aorb apai apam apao apap apar apax apba apbr api- apia apim apio apip apix apma apo- apom apoo apop apor apou apox appa appr appu appx apra apri apro apua apum apup arab arai aram arap arar arau arax arba arbi aria arib arii arim ario arip arma armi armm armo armu aroa arob aroi arom aroo aror arpa arpi arpu arr- arra arri arro arrr arru arua arub arui arum arup auaa auma aumi aur- aura auri auro auxa axar axi- axia axim axo- axoa axum axxo ba-i ba-x baaa baam baar baba babb babi babm babo babr babu baia baib baio bair baix bama bamb bami bamm bamp bamu bapa bapi bapp bapu bar- bara barb bari barm baro barr baru barx bau- baum baur baux baxi bbau bbbb bbox bbpr biao biap biar biba bibb bibi bibo bima bimo bimx bio- bioi biou biox bipa bipm bipp bipu bira birb biri biro birr biru birx bixa bixi bmaa bmir bmmi bmop boab boai boar boba bobb bobi bobo bobu boi- boii boim boiu boma bomb bomi bomp bomu boob boom boop boor boox bopa bopp bor- bora bori borm boro borr boru boua boum boup bour boxa bpai brab brai bram brao brau brax bria brim brio brix broa brob brom broo