-ol i-v iii iil iio iip iis iit iki ikk ikl iko iks ikt ikv il- ili ilk ill ilo ilp ils ilt ilv io- ioi iol ioo iop ios iot iov ipi ipl ipo ipp ips ipt ipv is- isi isk isl iso isp iss ist isv iti itk itl ito itp its itt itv ivi ivl ivo ivp ivs ivt ivv k-t kii kik kil kio kip kis kit kiv kki kkk kkl kkp kks kkt kkv kl- kli klo kls klt klv koi kok kol koo kop kos kot kpi kpk kpl kpo kpp kps kpt kpv ksi ksk ksl kso ksp kss kst ksv ktk ktl kto ktp kts ktt ktv kvi kvk kvo kvp kvs kvv l-p lii lik lil lio lip lis lit liv lkl lkp lks lkt lli llk lll llo llp lls llt llv loi lok lol loo lop los lot lov lpi lpk lpl lpo lpp lps lpt lpv lsi lsk lsl lso lsp lss lst lsv lti ltk ltl lto ltp lts ltt ltv lvi lvl lvp lvs lvt lvv o-i oii oik oil oio oip ois oit oiv oki okk okl oko okp oks oli olk oll olo olp ols olt oo- ooi ook ool ooo oop oos oot oov op- opi opk opl opo opp ops opt opv os- osi osk osl oso osp oss ost osv ot- oti otk otl oto otp ots ott otv ov- ovi ovl ovo ovp ovs ovv p-p pii pik pil pio pip pis pit piv pki pkl pko pkp pks pkt pli plk pll plo plp pls plt plv poi pok pol poo pop pos pot pov ppi ppk ppl ppo ppp pps ppt ppv ps- psi psk psl pso psp pss pst psv pt- pti ptk ptl pto ptp pts ptt ptv pvi pvk pvl pvo pvp pvs pvt pvv sii sik sil sio sip sis sit siv sk- ski skk skl sko skp sks skt sli slk sll slo slp sls slt slv soi sok sol soo sop sos sot sov spi spk spl spo spp sps spt spv ss- ssi ssk ssl sso ssp sss sst ssv sti stk stl sto stp sts stt stv svi svk svl svo svp svs svt svv tii tik til tio tip tis tit tiv tkk tkl tko tkp tks tkt tli tlk tll tlo tlp tls tlt tlv to- toi tok tol too top tos tot tov tpi tpk tpl tpo tpp tps tpt tpv tsi tsk tsl tso tsp tss tst tsv tti ttk ttl tto ttp tts ttt ttv tvi tvk tvl tvo tvp tvs tvt vi- vii vik vil vio vip vis vit viv vkp vkt vl- vlk vll vlo vlp vls vlt vlv voi vok vol voo vop vos vot vov vpi vpk vpl vpo vpp vps vpt vsi vsk vsl vso vsp vss vst vsv vti vtk vtl vto vts vtt vtv vvi vvo vvs vvt vvv