-er eee eer ees eev eie eii eir eis eiv eqe eqq eqs eqv ere eri erq err ers erv es- ese esi esq esr ess esv eve evi evr evs evv i-v ie- iee iei ier ies iev iie iii iir iis iqe iqs ir- ire iri irq irr irs irv is- ise isi isq isr iss isv ive ivi ivr ivs ivv qee qie qir qis qqq qre qri qrs qsi qsr qv- qve re- ree rei req rer res rev rie rii riq rir ris riv rqs rri rrq rrr rrs rse rsi rsq rsr rss rsv rve rvi rvr rvs rvv se- see sei seq ser ses sev sie sii siq sir sis siv sqi sqq sqr sqs sr- sre sri srq srr srs srv ss- sse ssi ssq ssr sss ssv sve svi svq svr svs svv v-e vee vei ver ves vi- vie vii vir vis viv vre vri vrr vrs vse vsi vsr vss vsv vvi vvr vvs vvv