-ic a-a a-c a-i a-t aaa aac aaf aai aam aao aar aat aax ac- aca acc acf aci acm aco acr act acx af- afa afc aff afi afm afo afr aft afx ai- aia aic aif aii aim aio air ait aix ama amc amf ami amm amo amr amt amx aoa aoc aof aoi aom aoo aor aot aox ar- ara arc arf ari arm aro arr art arx at- ata atc atf ati atm ato atr att atx ax- axa axi axm axo axr axt axx c-- caa cac caf cai cam cao car cat cax cca ccc ccf cci ccm cco ccr cct ccx cfa cfc cff cfi cfm cfo cfr cft cfx ci- cia cic cif cii cim cio cir cit cix cma cmc cmf cmi cmm cmo cmr cmt cmx co- coa coc cof coi com coo cor cot cox cra crc crf cri crm cro crr crt crx cta ctc ctf cti ctm cto ctr ctt ctx cxc cxf cxi cxo cxr cxt cxx faa fac faf fai fam fao far fat fax fca fcc fcf fci fcm fco fcr fct fcx ffa ffc fff ffi ffm ffo ffr fft ffx fia fic fif fii fim fir fit fix fma fmc fmf fmi fmm fmo fmr fmt fmx foa foc fof foi fom foo for fot fox fra frc frf fri frm fro frr frt fta ftc ftf fti ftm fto ftr ftt ftx fxi fxm fxr fxt fxx i-f ia- iaa iac iaf iai iam iao iar iat ica icc icf ici icm ico icr ict ifa ifc iff ifi ifm ifo ifr ift ifx iia iic iif iii iim iio iir iit iix im- ima imc imf imi imm imo imt imx io- ioa ioc iof ioi iom ioo ior iot ir- ira irc irf iri irm iro irr irt irx ita itc itf iti itm ito itt itx ixc ixi m-f m-o m-r maa mac maf mai mam mao mar mat max mc- mca mcc mcf mci mcm mco mcr mct mcx mfa mfc mff mfi mfm mfo mfr mft mi- mia mic mif mii mim mio mir mit mix mma mmc mmf mmi mmm mmo mmr mmt mmx moa moc mof moi mom moo mor mot mox mra mrc mrf mri mrm mro mrr mrt mrx mta mtc mtf mti mtm mto mtr mtt mtx mxa mxc mxi mxr o-i oaa oac oaf oai oam oao oar oat oax oc- oca occ ocf oci ocm oco ocr oct ocx of- ofa ofc off ofi ofm ofo ofr oft ofx oia oic oif oii oim oio oir oit om- oma omc omf omi omm omo omr omt omx oo- ooa ooc oof ooi oom ooo oor oot oox or- ora orc orf ori orm oro orr ort orx ot- ota otc otf oti otm oto otr ott ox- oxa oxc oxf oxi oxo oxt oxx ra- raa rac raf rai ram rao rar rat rax rca rcc rcf rci rcm rco rcr rct rcx rfa rfc rff rfi rfm rfo rfr rft ria ric rif rii rim rio rir rit rix rma rmc rmf rmi rmm rmo rmr rmt rmx roa roc rof roi rom roo ror rot rox rra rrc rrf rri rrm rrr rrt rta rtc rtf rti rtm rto rtr rtt rtx rxr t-x taa tac taf tai tam tao tar tat tax tca tcc tcf tci tcm tco tcr tct tcx tfa tfc tff tfi tfm tfo tfr tft tfx tia tic tif tii tim tio tir tit tix tma tmc tmf tmi tmm tmo tmr tmt tmx to- toa toc tof toi tom too tor tot tox tra trc trf tri trm tro trr trt trx tta ttc ttf tti ttm tto ttr ttt ttx txf txi txt xaa xac xaf xam xar xat xcf xci xcr xcx xfa xfm xft xfx xia xic xii xio xit xix xma xmc xmf xmi xmm xmo xmr xmt xmx xoa xoc xof xoi xom xoo xor xot xox xrc xrf xrt xrx xtc xtf xti xtm xtr xtx xxi xxo xxx