rin rio rip rir ris rit rke rkk rko rkp rks rkt rla rle rli rll rln rlo rlp rlr rls rlt rna rni rnn rno rnp rnr rns rnt roa roe roi rok rol ron roo rop ror ros rot rpa rpe rpi rpk rpl rpn rpo rpp rpr rps rpt rra rri rrk rrl rrn rrp rrr rrs rrt rsa rse rsi rsk rsl rsn rso rsp rsr rss rst rta rte rti rtk rtl rtn rto rtp rtr rts rtt saa sae sai sak sal san sao sap sar sas sat se- sea see sei sek sel sen seo sep ser ses set sia sie sii sik sil sin sio sip sir sis sit sk- ska ske ski skk skl sko skp skr sks skt sla sle sli slk sll sln slo slp slr sls slt sna sne sni snk snl snn sno snp snr sns snt soa soe soi sok sol son soo sop sor sos sot spa spe spi spk spl spn spo spp spr sps spt sr- sra sre sri srk srl srn sro srp srr srs srt ss- ssa sse ssi ssk ssl ssn sso ssp ssr sss sst sta ste sti stk stl stn sto stp str sts stt taa tae tai tak tal tan tao tap tar tas tat te- tea tee tei tek tel ten teo tep ter tes tet tia tie tii tik til tin tio tip tir tis tit tka tke tkk tkl tko tkp tkr tks tkt tla tle tli tlk tll tln tlo tlp tlr tls tlt tna tne tni tnk tnl tnn tno tnp tnr tns tnt to- toa toe toi tok tol ton too top tor tos tot tpa tpe tpi tpk tpl tpn tpo tpp tpr tps tpt tra tre tri trk trl trn tro trp trr trs trt tsa tse tsi tsk tsl tsn tso tsp tsr tss tst tta tte tti ttk ttl ttn tto ttp ttr tts ttt