-ic a-a a-c a-i a-t aaa aac aaf aai aam aar aat aax ac- aca acc acf aci acm acr act acx af- afa afc aff afi afm afr aft afx ai- aia aic aif aii aim air ait aix ama amc amf ami amm amr amt amx ar- ara arc arf ari arm arr art arx at- ata atc atf ati atm atr att atx ax- axa axi axm axr axt axx c-- caa cac caf cai cam car cat cax cca ccc ccf cci ccm ccr cct ccx cfa cfc cff cfi cfm cfr cft cfx ci- cia cic cif cii cim cir cit cix cma cmc cmf cmi cmm cmr cmt cmx cra crc crf cri crm crr crt crx cta ctc ctf cti ctm ctr ctt ctx cxc cxf cxi cxr cxt cxx faa fac faf fai fam far fat fax fca fcc fcf fci fcm fcr fct fcx ffa ffc fff ffi ffm ffr fft ffx fia fic fif fii fim fir fit fix fma fmc fmf fmi fmm fmr fmt fmx fra frc frf fri frm frr frt fta ftc ftf fti ftm ftr ftt ftx fxi fxm fxr fxt fxx i-f ia- iaa iac iaf iai iam iar iat ica icc icf ici icm icr ict ifa ifc iff ifi ifm ifr ift ifx iia iic iif iii iim iir iit iix im- ima imc imf imi imm imt imx ir- ira irc irf iri irm irr irt irx ita itc itf iti itm itt itx ixc ixi m-f m-r maa mac maf mai mam mar mat max mc- mca mcc mcf mci mcm mcr mct mcx mfa mfc mff mfi mfm mfr mft mi- mia mic mif mii mim mir mit mix mma mmc mmf mmi mmm mmr mmt mmx mra mrc mrf mri mrm mrr mrt mrx mta mtc mtf mti mtm mtr mtt mtx mxa mxc mxi mxr ra- raa rac raf rai ram rar rat rax rca rcc rcf rci rcm rcr rct rcx rfa rfc rff rfi rfm rfr rft ria ric rif rii rim rir rit rix rma rmc rmf rmi rmm rmr rmt rmx rra rrc rrf rri rrm rrr rrt rta rtc rtf rti rtm rtr rtt rtx rxr t-x taa tac taf tai tam tar tat tax tca tcc tcf tci tcm tcr tct tcx tfa tfc tff tfi tfm tfr tft tfx tia tic tif tii tim tir tit tix tma tmc tmf tmi tmm tmr tmt tmx tra trc trf tri trm trr trt trx tta ttc ttf tti ttm ttr ttt ttx txf txi txt xaa xac xaf xam xar xat xcf xci xcr xcx xfa xfm xft xfx xia xic xii xit xix xma xmc xmf xmi xmm xmr xmt xmx xrc xrf xrt xrx xtc xtf xti xtm xtr xtx xxi xxx