-al -ol a-a a-b a-t a-z aaa aab aal aao aap aar aas aat aaz ab- aba abb abl abo abp abr abs abt abz al- ala alb all alo alp alr als alt alz aoa aob aol aoo aop aor aos aot ap- apa apb apl apo app apr aps apt ar- ara arb arl aro arp arr ars art arz as- asa asb asl aso asp asr ass ast asz at- ata atb atl ato atp atr ats att atz az- aza azb azo azp azs azt azz b-p baa bab bal bao bap bar bas bat baz bba bbb bbl bbo bbp bbr bbs bbt bla blb bll blo blp blr bls blt blz boa bob bol boo bop bor bos bot boz bpa bpb bpl bpo bpp bpr bps bpt bra brb brl bro brp brr brs brt brz bsa bsb bsl bso bsp bsr bss bst bta btb btl bto btp btr bts btt btz bza bzo bzp bzr bzs bzz l-p la- laa lab lal lao lap lar las lat laz lba lbb lbl lbo lbp lbr lbs lbt lla llb lll llo llp llr lls llt llz loa lob lol loo lop lor los lot loz lpa lpb lpl lpo lpp lpr lps lpt lpz lra lrb lro lrp lrr lrs lrt lrz lsa lsb lsl lso lsp lsr lss lst lsz lta ltb ltl lto ltp ltr lts ltt ltz lzo lzr lzs oaa oab oal oao oap oar oas oat ob- oba obb obl obo obp obr obs obt ola olb oll olo olp ols olt oo- ooa oob ool ooo oop oor oos oot op- opa opb opl opo opp opr ops opt or- ora orb orl oro orp orr ors ort orz os- osa osb osl oso osp osr oss ost ot- ota otb otl oto otp otr ots ott otz oza ozo ozs ozt ozz p-p paa pab pal pao pap par pas pat paz pba pbb pbl pbo pbp pbr pbs pbt pbz pla plb pll plo plp plr pls plt plz poa pob pol poo pop por pos pot poz ppa ppb ppl ppo ppp ppr pps ppt ppz pra prb prl pro prp prr prs prt prz ps- psa psb psl pso psp psr pss pst pt- pta ptb ptl pto ptp ptr pts ptt ptz pzl pzp pzt ra- raa rab ral rao rap rar ras rat raz rba rbb rbl rbo rbp rbr rbs rbt rla rll rlo rlp rlr rls rlt roa rob rol roo rop ror ros rot roz rpa rpb rpl rpo rpp rpr rps rpt rpz rra rrb rrl rrp rrr rrs rrt rsa rsb rsl rso rsp rsr rss rst rta rtb rtl rto rtp rtr rts rtt rtz rza rzb rzo saa sab sal sao sap sar sas sat saz sba sbb sbl sbo sbp sbr sbs sbt sla slb sll slo slp slr sls slt soa sob sol soo sop sor sos sot soz spa spb spl spo spp spr sps spt spz sr- sra srb srl sro srp srr srs srt ss- ssa ssb ssl sso ssp ssr sss sst ssz sta stb stl sto stp str sts stt stz sza szl szp szr taa tab tal tao tap tar tas tat taz tba tbb tbl tbo tbp tbr tbs tbt tbz tla tll tlo tlp tlr tls tlt tlz to- toa tob tol too top tor tos tot toz tpa tpb tpl tpo tpp tpr tps tpt tpz tra trb trl tro trp trr trs trt trz tsa tsb tsl tso tsp tsr tss tst tta ttb ttl tto ttp ttr tts ttt tza tzs zaa zab zao zap zar zas zat zaz zbb zbl zbr zbs zbt zla zlr zlt zo- zoa zob zol zoo zor zos zot zpl zpo zpp zpr zpt zrl zro zrp zrs zsa zsl zst zsz zta ztl ztr zzr zzs zzt zzz