a-a a-i a-t aaa aaf aai aam aan aao aar aas aat aax af- afa aff afi afm afn afo afr afs aft afx ai- aia aif aii aim ain aio air ais ait aix ama amf ami amm amn amo amr ams amt amx an- ana anf ani anm ann ano anr ans ant anx aoa aof aoi aom aon aoo aor aos aot aox ar- ara arf ari arm arn aro arr ars art arx as- asa asf asi asm asn aso asr ass ast asx at- ata atf ati atm atn ato atr ats att atx ax- axa axi axm axn axo axr axs axt axx faa faf fai fam fan fao far fas fat fax ffa fff ffi ffm ffn ffo ffr ffs fft ffx fia fif fii fim fin fir fis fit fix fma fmf fmi fmm fmn fmo fmr fms fmt fmx fna fnf fni fnm fnn fnr fns fnt fnx foa fof foi fom fon foo for fos fot fox fra frf fri frm frn fro frr frs frt fsa fsf fsi fsm fsn fso fsr fss fst fsx fta ftf fti ftm ftn fto ftr fts ftt ftx fxi fxm fxr fxs fxt fxx i-f ia- iaa iaf iai iam ian iao iar ias iat ifa iff ifi ifm ifn ifo ifr ifs ift ifx iia iif iii iim iin iio iir iis iit iix im- ima imf imi imm imn imo ims imt imx in- ina inf ini inm inn ino inr ins int inx io- ioa iof ioi iom ion ioo ior ios iot ir- ira irf iri irm irn iro irr irs irt irx is- isa isf isi ism isn iso isr iss ist ita itf iti itm itn ito its itt itx ixi ixn m-f m-o m-r maa maf mai mam man mao mar mas mat max mfa mff mfi mfm mfn mfo mfr mfs mft mi- mia mif mii mim min mio mir mis mit mix mma mmf mmi mmm mmn mmo mmr mms mmt mmx mna mnf mni mnm mnn mno mnr mns mnt moa mof moi mom mon moo mor mos mot mox mra mrf mri mrm mrn mro mrr mrs mrt mrx msa msf msi msm msn mso msr mss mst msx mta mtf mti mtm mtn mto mtr mts mtt mtx mxa mxi mxn mxr mxs n-i naa naf nai nam nan nao nar nas nat nax nfa nff nfi nfn nfo nfr nfs nft nia nif nii nim nin nio nir nis nit nix nma nmi nmm nmn nmo nmr nms nmt nna nnf nni nnm nnn nno nns nnt no- noa nof noi nom non noo nor nos not nox nra nrf nri nrm nrn nro nrr nrs nrt nrx nsa nsf nsi nsm nsn nso nsr nss nst nsx nta ntf nti ntm ntn nto ntr nts ntt ntx nxt o-i oaa oaf oai oam oan oao oar oas oat oax of- ofa off ofi ofm ofn ofo ofr ofs oft ofx oia oif oii oim oin oio oir ois oit om- oma omf omi omm omn omo omr oms omt omx on- ona onf oni onn ono onr ons ont onx oo- ooa oof ooi oom oon ooo oor oos oot oox or- ora orf ori orm orn oro orr ors ort orx os- osa osf osi osm osn oso osr oss ost osx ot- ota otf oti otm otn oto otr ots ott ox- oxa oxf oxi oxn oxo oxt oxx ra- raa raf rai ram ran rao rar ras rat rax rfa rff rfi rfm rfn rfo rfr rfs rft ria rif rii rim rin rio rir ris rit rix rma rmf rmi rmm rmn rmo rmr rms rmt rmx rna rni rnm rnn rno rnr rns rnt roa rof roi rom ron roo ror ros rot rox rra rrf rri rrm rrn rrr rrs rrt rsa rsf rsi rsm rsn rso rsr rss rst rsx rta rtf rti rtm rtn rto rtr rts rtt rtx rxr rxs saa saf sai sam san sao sar sas sat sax sfa sff sfi sfm sfn sfo sfr sfs sft sfx sia sif sii sim sin sio sir sis sit six sma smf smi smm smn smo smr sms smt smx sna snf sni snm snn sno snr sns snt soa sof soi som son soo sor sos sot sox sr- sra srf sri srm srn sro srr srs srt srx ss- ssa ssf ssi ssm ssn sso ssr sss sst ssx sta stf sti stm stn sto str sts stt stx sxi sxm sxn sxs sxt t-x taa taf tai tam tan tao tar tas tat tax tfa tff tfi tfm tfn tfo tfr tfs tft tfx tia tif tii tim tin tio tir tis tit tix tma tmf tmi tmm tmn tmo tmr tms tmt tmx tna tnf tni tnm tnn tno tnr tns tnt tnx to- toa tof toi tom ton too tor tos tot tox tra trf tri trm trn tro trr trs trt trx tsa tsf tsi tsm tsn tso tsr tss tst tsx tta ttf tti ttm ttn tto ttr tts ttt ttx txf txi txn txs txt xaa xaf xam xan xar xas xat xfa xfm xfn xfs xft xfx xia xii xin xio xis xit xix xma xmf xmi xmm xmo xmr xms xmt xmx xna xno xns xoa xof xoi xom xon xoo xor xos xot xox xrf xrt xrx xsa xsi xsm xss xst xtf xti xtm xtr xts xtx xxi xxo xxx