a-a a-b a-i aaa aab aae aag aah aai aan aav ab- aba abb abe abg abh abi abn abv aea aeb aee aeg aeh aei aen aev ag- aga agb age agg agh agi agn agv aha ahb ahe ahg ahh ahi ahn ahv ai- aia aib aie aig aih aii ain aiv an- ana anb ane ang anh ani ann anv av- ava avb ave avg avh avi avn baa bab bae bag bah bai ban bav bba bbb bbe bbg bbh bbi bbn be- bea beb bee beg beh bei ben bev bga bgb bge bgg bgh bgi bgn bgv bha bhb bhe bhg bhh bhi bhv bi- bia bib bie big bih bii bin biv bna bnb bne bng bni bnn bnv bva bvb bve bvg bvh bvi bvn bvv eaa eab eae eag eah eai ean eav eba ebb ebe ebg ebh ebi ebn ebv eea eeb eee eeg een eev ega egb ege egg egh egi egn eha ehb ehe ehg ehh ehi ehn ehv eia eib eie eig eii ein eiv en- ena enb ene eng enh eni enn env eva evb eve evg evh evi evn evv gaa gab gae gag gah gai gan gav gba gbe gbg gbh gbi gbn gbv ge- gea geb gee geg geh gei gen gev gga ggb ggg ggh ggi ggn ggv gha ghb ghe ghg ghh ghi ghn gia gib gie gig gih gii gin giv gna gnb gne gni gnn gnv gva gvb gve gvg gvh gvi gvn h-i haa hab hae hag hah hai han hav hba hbb hbe hbg hbh hbi hbn hbv he- hea heb hee heg heh hei hen hev hga hgb hge hgg hgh hgi hgn hgv hha hhb hhe hhg hhh hhi hhn hhv hia hib hie hig hih hii hin hiv hna hnb hne hng hnh hnn hnv hv- hva hvb hvg hvn hvv i-v ia- iaa iab iae iag iah iai ian iav iba ibb ibe ibg ibh ibi ibn ibv ie- iea iee ieg iei ien iev iga igb ige igg igh igi ign iha ihb ihe ihg ihh ihi ihn ihv iia iib iie iih iii iin in- ina inb ine ing inh ini inn inv iva ivb ive ivg ivi ivv n-i naa nab nae nag nah nai nan nav nba nbb nbe nbg nbi nbn nbv ne- nea neb nee neg neh nei nen nev nga ngb nge ngg ngh ngi ngn nha nhb nhe nhg nhh nhi nhn nhv nia nib nie nig nih nii nin niv nna nnb nne nng nnh nni nnn nnv nva nvb nve nvg nvh nvi nvn nvv v-a v-e vaa vab vae vag vah vai van vav vba vbg vbh vbi vbv vea veb vee veg veh vei ven vga vgg vgh vgn vh- vha vhb vhe vhi vi- via vib vie vig vii vin viv vn- vna vng vni vnv vva vvb vvg vvi vvv