-al -ol a-a a-t aaa aaf aal aao aar aas aat aau af- afa aff afl afo afr afs aft afu al- ala alf all alo alr als alt alu aoa aof aol aoo aor aos aot aou ar- ara arf arl aro arr ars art aru as- asa asf asl aso asr ass ast asu at- ata atf atl ato atr ats att atu au- aua auf aul auo aur aus aut faa faf fal fao far fas fat fau ffa fff ffl ffo ffr ffs fft ffu fla flf fll flo flr fls flt flu foa fof fol foo for fos fot fou fra frf frl fro frr frs frt fru fsa fsf fsl fso fsr fss fst fsu fta ftf ftl fto ftr fts ftt ftu fua fuf ful fuo fur fus fut fuu la- laa laf lal lao lar las lat lau lfa lff lfl lfo lfr lfs lft lfu lla llf lll llo llr lls llt llu loa lof lol loo lor los lot lou lra lrf lro lrr lrs lrt lru lsa lsf lsl lso lsr lss lst lsu lta ltf ltl lto ltr lts ltt ltu lua luf lul luo lur lus lut luu oaa oaf oal oao oar oas oat oau of- ofa off ofl ofo ofr ofs oft ofu ola olf oll olo ols olt olu oo- ooa oof ool ooo oor oos oot or- ora orf orl oro orr ors ort oru os- osa osf osl oso osr oss ost osu ot- ota otf otl oto otr ots ott otu ou- oua ouf oul ouo our ous out ra- raa raf ral rao rar ras rat rau rfa rff rfl rfo rfr rfs rft rfu rla rlf rll rlo rlr rls rlt rlu roa rof rol roo ror ros rot rou rra rrf rrl rrr rrs rrt rru rsa rsf rsl rso rsr rss rst rsu rta rtf rtl rto rtr rts rtt rtu rua ruf ruo rur rus rut ruu saa saf sal sao sar sas sat sau sfa sff sfl sfo sfr sfs sft sfu sla slf sll slo slr sls slt slu soa sof sol soo sor sos sot sou sr- sra srf srl sro srr srs srt ss- ssa ssf ssl sso ssr sss sst ssu sta stf stl sto str sts stt stu sua suf sul suo sur sus sut suu taa taf tal tao tar tas tat tau tfa tff tfl tfo tfr tfs tft tfu tla tlf tll tlo tlr tls tlt tlu to- toa tof tol too tor tos tot tou tra trf trl tro trr trs trt tru tsa tsf tsl tso tsr tss tst tsu tta ttf ttl tto ttr tts ttt ttu tua tuf tul tuo tur tus tut tuu ua- uaa uaf ual uao uar uas uat uau ufa uff ufl ufo ufr ufs uft ufu ula ulf ull ulo ulr uls ult ulu uoa uol uoo uor uos uot ur- ura urf url uro urr urs urt uru usa usf usl uso usr uss ust usu uta utf utl uto utr uts utt utu uua uur uus uut uuu