a-a a-t aaa aaf aak aan aar aas aat aau af- afa aff afk afn afr afs aft afu aka akk akn akr aks aku an- ana anf ank ann anr ans ant anu ar- ara arf ark arn arr ars art aru as- asa asf ask asn asr ass ast asu at- ata atf atn atr ats att atu au- aua auf auk aun aur aus aut faa faf fak fan far fas fat fau ffa fff ffk ffn ffr ffs fft ffu fka fkf fkk fkt fna fnf fnk fnn fnr fns fnt fnu fra frf frk frn frr frs frt fru fsa fsf fsk fsn fsr fss fst fsu fta ftf ftk ftn ftr fts ftt ftu fua fuf fuk fun fur fus fut fuu k-t ka- kaa kaf kak kan kar kas kat kau kfa kff kfs kfu kkk kkn kkr kks kkt kku kn- kna knf knk knn knr knt knu kra krf krk krn krr krs krt kru ksa ksf ksk ksn ksr kss kst ksu kta ktf ktk ktn ktr kts ktt ktu kuk kun kur kus kut kuu naa naf nak nan nar nas nat nau nfa nff nfk nfn nfr nfs nft nfu nka nkf nkk nkn nkr nks nkt nku nna nnf nnk nnn nns nnt nnu nra nrf nrk nrn nrr nrs nrt nru nsa nsf nsk nsn nsr nss nst nsu nta ntf ntk ntn ntr nts ntt ntu nua nuk nun nur nus nut nuu ra- raa raf rak ran rar ras rat rau rfa rff rfk rfn rfr rfs rft rfu rkf rkk rks rkt rku rna rnn rnr rns rnt rnu rra rrf rrk rrn rrr rrs rrt rru rsa rsf rsk rsn rsr rss rst rsu rta rtf rtk rtn rtr rts rtt rtu rua ruf ruk run rur rus rut ruu saa saf sak san sar sas sat sau sfa sff sfk sfn sfr sfs sft sfu sk- ska skf skk skr sks skt sku sna snf snk snn snr sns snt snu sr- sra srf srk srn srr srs srt ss- ssa ssf ssk ssn ssr sss sst ssu sta stf stk stn str sts stt stu sua suf suk sun sur sus sut suu taa taf tak tan tar tas tat tau tfa tff tfk tfn tfr tfs tft tfu tka tkk tkr tks tkt tna tnf tnk tnn tnr tns tnt tra trf trk trn trr trs trt tru tsa tsf tsk tsn tsr tss tst tsu tta ttf ttk ttn ttr tts ttt ttu tua tuf tuk tun tur tus tut tuu ua- uaa uaf uak uan uar uas uat uau ufa uff ufn ufr ufs uft ufu uka ukf ukk ukn ukr uku un- una unf unk unn unr uns unt unu ur- ura urf urk urn urr urs urt uru usa usf usk usn usr uss ust usu uta utf utk utn utr uts utt utu uua uun uur uus uut uuu