lri lro lrp lrr lrs lru lsa lsc lsd lse lsf lsi lsl lso lsp lsr lss lsu lua luc lud lue luf lui lul luo lup lur lus luu o-i oaa oac oad oae oaf oai oal oao oap oar oas oau oc- oca occ ocd ocf oci ocl oco ocp ocr ocs ocu oda odc odd ode odf odi odl odo odp odr ods odu oea oec oed oee oef oei oel oeo oep oer oes of- ofa ofc ofd ofe off ofi ofl ofo ofp ofr ofs ofu oia oic oid oie oif oii oil oio oip oir ois oiu ola olc old ole olf oli oll olo olp ols olu oo- ooa ooc ood oof ooi ool ooo oop oor oos op- opa opc opd ope opf opi opl opo opp opr ops or- ora orc ord ore orf ori orl oro orp orr ors oru os- osa osc osd ose osf osi osl oso osp osr oss osu ou- oua ouc oud oue ouf oui oul ouo oup our ous p-p paa pac pad pae paf pai pal pao pap par pas pau pca pcc pcd pce pcf pci pcl pco pcp pcr pcs pcu pda pdc pdd pde pdf pdi pdl pdo pdp pdr pds pdu pea pec ped pee pef pei pel peo pep per pes peu pfa pfc pfd pfe pff pfi pfl pfo pfp pfr pfs pfu pia pic pid pie pif pii pil pio pip pir pis piu pla plc pld ple plf pli pll plo plp plr pls plu poa poc pod poe pof poi pol poo pop por pos pou ppa ppc ppd ppe ppf ppi ppl ppo ppp ppr pps ppu pra prc prd pre prf pri prl pro prp prr prs pru ps- psa psc psd pse psf psi psl pso psp psr pss psu pua puc pud pue puf pui pul pup pur pus puu ra- raa rac rad rae raf rai ral rao rap rar ras rau rca rcc rcd rce rcf rci rcl rco rcp rcr rcs rcu rda rdc rdd rde rdf rdi rdl rdo rdp rdr rds rdu re- rea rec red ree ref rei rel reo rep rer res reu rfa rfc rfd rfe rff rfi rfl rfo rfp rfr rfs rfu ria ric rid rie rif rii ril rio rip rir ris rla rlc rld rle rlf rli rll rlo rlp rlr rls rlu roa roc rod roe rof roi rol roo rop ror ros rou rpa rpc rpd rpe rpf rpi rpl rpo rpp rpr rps rpu rra rrc rrd rrf rri rrl rrp rrr rrs rru rsa rsc rsd rse rsf rsi rsl rso rsp rsr rss rsu rua ruc rud rue ruf rui ruo rup rur rus ruu saa sac sad sae saf sai sal sao sap sar sas sau sca scc scd sce scf sci scl sco scp scr scs scu sda sdc sdd sde sdf sdi sdl sdo sdp sdr sds sdu se- sea sec sed see sef sei sel seo sep ser ses seu sfa sfc sfd sfe sff sfi sfl sfo sfp sfr sfs sfu sia sic sid sie sif sii sil sio sip sir sis siu sla slc sld sle slf sli sll slo slp slr sls slu soa soc sod soe sof soi sol soo sop sor sos sou spa spc spd spe spf spi spl spo spp spr sps spu sr- sra src srd sre srf sri srl sro srp srr srs ss- ssa ssc ssd sse ssf ssi ssl sso ssp ssr sss ssu sua suc sud sue suf sui sul suo sup sur sus suu ua- uaa uac uad uae uaf uai ual uao uap uar uas uau uca ucc ucd uce ucf uci ucl uco ucp ucr ucs ucu uda udc udd ude udf udi udl udo udp udr uds udu uea uec ued uee uef uei uel uep uer ues ufa ufc ufd ufe uff ufi ufl ufo ufp ufr ufs ufu uia uic uid uie uif uii uil uio uip uir uis uiu ula ulc uld ule ulf uli ull ulo ulp ulr uls ulu uoa uoc uod uoe uol uoo uop uor uos up- upa upc upd upe upf upi upo upp upr ups upu ur- ura urc urd ure urf uri url uro urp urr urs uru usa usc usd use usf usi usl uso usp usr uss usu uua uuc uue uur uus uuu