rmx rnc rnd rni rnm rnn rno rnr rnt roc rod roe rof roi rom ron roo ror rot rox rrc rrd rrf rri rrm rrn rrr rrt rtc rtd rte rtf rti rtm rtn rto rtr rtt rtx rxr t-x tcc tcd tce tcf tci tcm tcn tco tcr tct tcx tdc tdd tde tdf tdi tdm tdn tdo tdr tdt tdx te- tec ted tee tef tei tem ten teo ter tet tex tfc tfd tfe tff tfi tfm tfn tfo tfr tft tfx tic tid tie tif tii tim tin tio tir tit tix tmc tmd tme tmf tmi tmm tmn tmo tmr tmt tmx tnc tnd tne tnf tni tnm tnn tno tnr tnt tnx to- toc tod toe tof toi tom ton too tor tot tox trc trd tre trf tri trm trn tro trr trt trx ttc ttd tte ttf tti ttm ttn tto ttr ttt ttx txe txf txi txn txt xcd xcf xci xcr xcx xdc xde xdf xdi xdm xdr xdt xed xee xem xen xer xet xex xfe xfm xfn xft xfx xic xie xii xin xio xit xix xmc xmd xmf xmi xmm xmo xmr xmt xmx xnc xno xoc xod xof xoi xom xon xoo xor xot xox xrc xrd xrf xrt xrx xtc xtf xti xtm xtr xtx xxi xxo xxx