-er a-a a-b a-i aaa aab aad aae aah aai aap aar aav ab- aba abb abd abe abh abi abp abr abv ad- ada adb add ade adh adi adp adr adv aea aeb aed aee aeh aei aep aer aev aha ahb ahd ahe ahh ahi ahp ahr ahv ai- aia aib aid aie aih aii aip air aiv ap- apa apb apd ape aph api app apr apv ar- ara arb ard are arh ari arp arr arv av- ava avb avd ave avh avi avp avr b-p baa bab bad bae bah bai bap bar bav bba bbb bbd bbe bbh bbi bbp bbr bda bdb bdd bde bdh bdi bdp bdr bdv be- bea beb bed bee beh bei bep ber bev bha bhb bhd bhe bhh bhi bhp bhr bhv bi- bia bib bid bie bih bii bip bir biv bpa bpb bpd bpe bph bpi bpp bpr bpv bra brb brd bre brh bri brp brr brv bva bvb bvd bve bvh bvi bvp bvr bvv daa dab dad dae dah dai dap dar dav dba dbb dbd dbe dbh dbi dbp dbr dbv dda ddb ddd dde ddh ddi ddp ddr de- dea deb ded dee deh dei dep der dev dh- dha dhb dhd dhe dhh dhi dhp dhr di- dia dib did die dih dii dip dir div dpa dpb dpd dpe dph dpi dpp dpr dpv dra drb drd dre dri drp drr drv dva dvb dvd dve dvh dvi dvp dvr eaa eab ead eae eah eai eap ear eav eba ebb ebd ebe ebh ebi ebp ebr ebv ed- eda edb edd ede edh edi edp edr eea eeb eed eee eep eer eev eha ehb ehd ehe ehh ehi ehp ehr ehv eia eib eid eie eii eip eir eiv ep- epa epb epd epe eph epi epp epr era erb erd ere erh eri erp err erv eva evb evd eve evh evi evp evr evv h-i haa hab had hae hah hai hap har hav hba hbb hbd hbe hbh hbi hbp hbr hbv hda hdb hdd hde hdh hdi hdp hdr hdv he- hea heb hed hee heh hei hep her hev hha hhb hhd hhe hhh hhi hhp hhr hhv hia hib hid hie hih hii hip hir hiv hpa hpb hpd hpe hph hpi hpp hpr hpv hr- hra hrb hrd hre hrh hri hrp hrr hrv hv- hva hvb hvd hvp hvr hvv i-d i-v ia- iaa iab iad iae iah iai iap iar iav iba ibb ibd ibe ibh ibi ibp ibr ibv ida idb idd ide idh idi idp idr idv ie- iea ied iee iei iep ier iev iha ihb ihd ihe ihh ihi ihp ihr ihv iia iib iid iie iih iii iip iir ipa ipb ipd ipe ipi ipp ipr ipv ir- ira irb ird ire iri irp irr irv iva ivb ivd ive ivi ivp ivr ivv p-p paa pab pad pae pah pai pap par pav pba pbb pbd pbe pbi pbp pbr pda pdb pdd pde pdh pdi pdp pdr pdv pea peb ped pee peh pei pep per pev pha phb phd phe phi php phr phv pia pib pid pie pih pii pip pir piv ppa ppb ppd ppe pph ppi ppp ppr ppv pra prb prd pre prh pri prp prr prv pva pvb pvd pve pvh pvi pvp pvr pvv ra- raa rab rad rae rah rai rap rar rav rba rbb rbd rbe rbh rbi rbp rbr rda rdb rdd rde rdh rdi rdp rdr rdv re- rea reb red ree reh rei rep rer rev rh- rha rhb rhd rhe rhh rhi rhp rhr rhv ria rib rid rie rih rii rip rir riv rpa rpb rpd rpe rph rpi rpp rpr rpv rra rrb rrd rrh rri rrp rrr rva rvb rvd rve rvh rvi rvp rvr rvv v-a v-e vaa vab vad vae vah vai vap var vav vba vbd vbh vbi vbr vbv vdb vdd vde vdh vdi vdp vdr vdv vea veb ved vee veh vei vep ver vh- vha vhb vhd vhe vhi vhp vi- via vib vid vie vii vip vir viv vpa vpb vpd vpe vph vpi vpp vpr vra vrb vrd vre vrh vri vrp vrr vva vvb vvi vvr vvv