-al -er a-a a-b a-i aaa aab aad aae aai aal aap aar aav ab- aba abb abd abe abi abl abp abr abv ad- ada adb add ade adi adl adp adr adv aea aeb aed aee aei ael aep aer aev ai- aia aib aid aie aii ail aip air aiv al- ala alb ald ale ali all alp alr alv ap- apa apb apd ape api apl app apr apv ar- ara arb ard are ari arl arp arr arv av- ava avb avd ave avi avl avp avr b-p baa bab bad bae bai bal bap bar bav bba bbb bbd bbe bbi bbl bbp bbr bda bdb bdd bde bdi bdl bdp bdr bdv be- bea beb bed bee bei bel bep ber bev bi- bia bib bid bie bii bil bip bir biv bla blb bld ble bli bll blp blr blv bpa bpb bpd bpe bpi bpl bpp bpr bpv bra brb brd bre bri brl brp brr brv bva bvb bvd bve bvi bvl bvp bvr bvv daa dab dad dae dai dal dap dar dav dba dbb dbd dbe dbi dbl dbp dbr dbv dda ddb ddd dde ddi ddl ddp ddr de- dea deb ded dee dei del dep der dev di- dia dib did die dii dil dip dir div dl- dla dlb dld dle dli dll dlp dlr dlv dpa dpb dpd dpe dpi dpl dpp dpr dpv dra drb drd dre dri drl drp drr drv dva dvb dvd dve dvi dvl dvp dvr eaa eab ead eae eai eal eap ear eav eba ebb ebd ebe ebi ebl ebp ebr ebv ed- eda edb edd ede edi edl edp edr eea eeb eed eee eel eep eer eev eia eib eid eie eii eil eip eir eiv ela elb eld ele eli ell elp elr elv ep- epa epb epd epe epi epl epp epr era erb erd ere eri erl erp err erv eva evb evd eve evi evl evp evr evv i-d i-v ia- iaa iab iad iae iai ial iap iar iav iba ibb ibd ibe ibi ibl ibp ibr ibv ida idb idd ide idi idl idp idr idv ie- iea ied iee iei iel iep ier iev iia iib iid iie iii iil iip iir il- ila ilb ild ile ili ill ilp ilr ilv ipa ipb ipd ipe ipi ipl ipp ipr ipv ir- ira irb ird ire iri irl irp irr irv iva ivb ivd ive ivi ivl ivp ivr ivv l-p la- laa lab lad lae lai lal lap lar lav lba lbb lbd lbe lbi lbl lbp lbr lbv lda ldb ldd lde ldi ldl ldp ldr ldv lea leb led lee lei lel lep ler lev lia lib lid lie lii lil lip lir liv lla llb lld lle lli lll llp llr llv lpa lpb lpd lpe lpi lpl lpp lpr lpv lra lrb lrd lri lrp lrr lrv lva lvb lvd lve lvi lvl lvp lvr lvv p-p paa pab pad pae pai pal pap par pav pba pbb pbd pbe pbi pbl pbp pbr pda pdb pdd pde pdi pdl pdp pdr pdv pea peb ped pee pei pel pep per pev pia pib pid pie pii pil pip pir piv pla plb pld ple pli pll plp plr plv ppa ppb ppd ppe ppi ppl ppp ppr ppv pra prb prd pre pri prl prp prr prv pva pvb pvd pve pvi pvl pvp pvr pvv ra- raa rab rad rae rai ral rap rar rav rba rbb rbd rbe rbi rbl rbp rbr rda rdb rdd rde rdi rdl rdp rdr rdv re- rea reb red ree rei rel rep rer rev ria rib rid rie rii ril rip rir riv rla rld rle rli rll rlp rlr rpa rpb rpd rpe rpi rpl rpp rpr rpv rra rrb rrd rri rrl rrp rrr rva rvb rvd rve rvi rvl rvp rvr rvv v-a v-e vaa vab vad vae vai val vap var vav vba vbd vbi vbl vbr vbv vdb vdd vde vdi vdl vdp vdr vdv vea veb ved vee vei vel vep ver vi- via vib vid vie vii vil vip vir viv vl- vla vlb vld vle vll vlp vlv vpa vpb vpd vpe vpi vpl vpp vpr vra vrb vrd vre vri vrp vrr vva vvb vvi vvr vvv