-al a-a a-t aaa aaf aal aan aar aas aat aau aax af- afa aff afl afn afr afs aft afu afx al- ala alf all aln alr als alt alu alx an- ana anf anl ann anr ans ant anu anx ar- ara arf arl arn arr ars art aru arx as- asa asf asl asn asr ass ast asu asx at- ata atf atl atn atr ats att atu atx au- aua auf aul aun aur aus aut aux ax- axa axl axn axr axs axt axx faa faf fal fan far fas fat fau fax ffa fff ffl ffn ffr ffs fft ffu ffx fla flf fll fln flr fls flt flu flx fna fnf fnl fnn fnr fns fnt fnu fnx fra frf frl frn frr frs frt fru fsa fsf fsl fsn fsr fss fst fsu fsx fta ftf ftl ftn ftr fts ftt ftu ftx fua fuf ful fun fur fus fut fuu fux fxr fxs fxt fxu fxx la- laa laf lal lan lar las lat lau lax lfa lff lfl lfn lfr lfs lft lfu lfx lla llf lll lln llr lls llt llu lna lnl lnn lnr lns lnt lnu lra lrf lrn lrr lrs lrt lru lsa lsf lsl lsn lsr lss lst lsu lta ltf ltl ltr lts ltt ltu ltx lua luf lul lun lur lus lut luu lux lxr lxx naa naf nal nan nar nas nat nau nax nfa nff nfl nfn nfr nfs nft nfu nla nlf nll nln nlr nls nlt nlu nlx nna nnf nnl nnn nns nnt nnu nra nrf nrl nrn nrr nrs nrt nru nrx nsa nsf nsl nsn nsr nss nst nsu nsx nta ntf ntn ntr nts ntt ntu ntx nua nul nun nur nus nut nuu nux nxl nxt ra- raa raf ral ran rar ras rat rau rax rfa rff rfl rfn rfr rfs rft rfu rla rlf rll rln rlr rls rlt rlu rna rnn rnr rns rnt rnu rra rrf rrl rrn rrr rrs rrt rru rsa rsf rsl rsn rsr rss rst rsu rsx rta rtf rtl rtn rtr rts rtt rtu rtx rua ruf run rur rus rut ruu rux rxr rxs saa saf sal san sar sas sat sau sax sfa sff sfl sfn sfr sfs sft sfu sfx sla slf sll sln slr sls slt slu slx sna snf snl snn snr sns snt snu sr- sra srf srl srn srr srs srt srx ss- ssa ssf ssl ssn ssr sss sst ssu ssx sta stf stl stn str sts stt stu stx sua suf sul sun sur sus sut suu sux sxl sxn sxs sxt sxu t-x taa taf tal tan tar tas tat tau tax tfa tff tfl tfn tfr tfs tft tfu tfx tla tlf tll tln tlr tls tlt tlu tlx tna tnf tnl tnn tnr tns tnt tnx tra trf trl trn trr trs trt tru trx tsa tsf tsl tsn tsr tss tst tsu tsx tta ttf ttl ttn ttr tts ttt ttu ttx tua tuf tul tun tur tus tut tuu tux txf txl txn txs txt txu ua- uaa uaf ual uan uar uas uat uau ufa uff ufl ufn ufr ufs uft ufu ufx ula ulf ull uln ulr uls ult ulu un- una unf unl unn unr uns unt unu unx ur- ura urf url urn urr urs urt uru urx usa usf usl usn usr uss ust usu usx uta utf utl utn utr uts utt utu utx uua uun uur uus uut uuu uxf uxr uxt uxu xaa xaf xal xan xar xas xat xau xfa xfl xfn xfs xft xfx xla xlf xlr xls xlt xna xns xnu xrf xrt xrx xsa xsl xss xst xtf xtr xts xtx xul xun xus xxl xxx