sfk sfp sfr sfs sft sfu sk- ska skb skc ske skf skk skp skr sks skt sku spa spb spc spe spf spk spp spr sps spt spu sr- sra srb src sre srf srk srp srr srs srt ss- ssa ssb ssc sse ssf ssk ssp ssr sss sst ssu sta stb stc ste stf stk stp str sts stt stu sua sub suc sue suf suk sup sur sus sut suu taa tab tac tae taf tak tap tar tas tat tau tba tbb tbc tbe tbf tbk tbp tbr tbs tbt tbu tca tcb tcc tce tcf tck tcp tcr tcs tct tcu te- tea teb tec tee tef tek tep ter tes tet teu tfa tfb tfc tfe tff tfk tfp tfr tfs tft tfu tka tkb tkc tke tkk tkp tkr tks tkt tpa tpb tpc tpe tpf tpk tpp tpr tps tpt tpu tra trb trc tre trf trk trp trr trs trt tru tsa tsb tsc tse tsf tsk tsp tsr tss tst tsu tta ttb ttc tte ttf ttk ttp ttr tts ttt ttu tua tub tuc tue tuf tuk tup tur tus tut tuu ua- uaa uab uac uae uaf uak uap uar uas uat uau uba ubb ubc ube ubf ubk ubp ubr ubs ubt ubu uca ucb ucc uce ucf uck ucp ucr ucs uct ucu uea ueb uec uee uef uep uer ues uet ufa ufc ufe uff ufp ufr ufs uft ufu uka ukb ukc uke ukf ukk ukp ukr uku up- upa upb upc upe upf upk upp upr ups upt upu ur- ura urb urc ure urf urk urp urr urs urt uru usa usb usc use usf usk usp usr uss ust usu uta utb utc ute utf utk utp utr uts utt utu uua uuc uue uur uus uut uuu

-ase a-ak a-be a-fu aaaa aaab aaac aaae aaaf aaap aaar aaas aaba aabb aabc aabp aabt aaca aacb aacc aace aacf aack aacp aacr aacs aact aacu aaea aaec aaep aaes aafa aafb aafc aaff aaka aake aaku aapa aapc aaps aapt aara aarc aare aarp aars aart aaru aasa aasc aase aasf aass aast aasu aata aatc aatf aatk aatt aaup aaus abaa abab abac abae abaf abak abap abar abas abat abau abb- abba abbb abbe abbr abbs abbt abca abcb abcc abcf abcp abcr abcs abct abec abee aber abes abet abff abpa abpc abpp abpr abps abra abrc abrs abs- absa abse absf absp abss absu abta abts abtu abua abue abuf abuk abus abut ac-t acaa acab acac acae acap acar acas acat acba acca accc acce accf accp accs acct accu ace- acea acec acek acer aces acet acfc acfe acfs acft acke acks acpa acpe acpr acps acpt acpu acr- acra acrc acre acrr acrs acsa acsc acse acss acst acta actc acte actf acts actt actu acu- acue acuf acup acur acus acut aeac aeaf aeap aeas aebs aecb aect aeer aeka aer- aera aerc aers aesc aess aest aeta aetc aetf aetr aett afaa afak afap afar afat afbs afca afcb afcc afcs afcu afee afek afer afes afet affa affc affs afft afka afkr afpa afpc afpe afr- afra afrc afre afrs afru afsa afsb afsc afsp afst afta aftc afte aftp afts afua afue afus akaa akae akap akar akas akca akee aker akes akeu akka akku akpu akr- akra akre aksa akst aksu akte akua apac apak apap apar apas apat apba apbr apbs apca apcb apcc apcr apcs apea apec apep aper apes apet apeu apfa apfc apft apke appa appc appr apps appt appu apra aprc apre aprs aprt apsa apse apss apsu apta aptc apte apts aptt apua apuc apup apus arab arac arae araf arak arap arar aras arat arau arba arbe arbs arc- arca arce arcs arct area arec aree aref arek arep ares aret areu arfa arfb arfc arff arfs arft arfu arka arke arks arpa arpe arps arpu arr- arra arrc arre arrk arrr arrs arrt arru ars- arsa arsc arse arsk arst arsu arta artc arte artr arts arua arub arue arup arut asaa asab asac asae asaf asak asap asar asas asat asau asba asbu asc- asca ascb ascc asce ascp ascr asct asea asec asee asek asep aser ases aset asfa aska aske askr asks askt aspa aspc aspe aspr asps aspt asra asrc asrs asru assa assc asse assk assp assr asss asst assu asta astb astc aste astp astr asts asub asue asur asus at-t ataa atab atac atae atak atap atar atas atat atbs atca atcc atcf atck atcr atcs atea atec atee atef atep ater ates atfb atfc atfe atfs atka atkt atpr atra atrc atre atrk atrp atru atsb atsc atse atst atta atte attp attr atts attu atua atub atuc atuk atur atus auaa aube auca auce aucp auct auer aufc aufe aufs auke auks aupc aups aur- aura aure ausa ause aust ausu aut- aute auts baaa baaf baak baar baas baat baba babb babe babr babs babu bac- baca bacc bace back bacs bact baek baer baes bafc baff baft bak- baka bake bakr baks bakt baku bapa bapc bape bapp baps bapt bapu bar- bara barb barc bare barf bark barr bars bart baru basa basc base basf bask bass bast basu bata batc bate batf bats batt batu bau- bauf bauk baur bbas bbau bbbb bbbs bbeb bbet bbfc bbpr bbrc bcaa bcap bcar bcas bcat bcbc bcbp bcbs bcca bccc bccs bcec bcer bces bcet bcfc bcpp bcps bcra bcrs bcru bcsa bcsc bcss bctc bcts bcuc bcup beaf beak beap bear beas beat beau beba bebb bebe beca beck becs becu beeb beef beek beep beer bees beet befa befe beff beft beka beke beks bera berc bere berk berr bers bert beru bes- besa bese besk bess best beta betc bete bets bett betu beuk beur bfas bfca bfcs bffs bfpp bfsr bfta bfts bftt bkpr