a-a a-b a-i aaa aab aad aah aai aao aav ab- aba abb abd abh abi abo abv ad- ada adb add adh adi ado adv aha ahb ahd ahh ahi aho ahv ai- aia aib aid aih aii aio aiv aoa aob aod aoh aoi aoo aov av- ava avb avd avh avi avo baa bab bad bah bai bao bav bba bbb bbd bbh bbi bbo bda bdb bdd bdh bdi bdo bdv bha bhb bhd bhh bhi bho bhv bi- bia bib bid bih bii bio biv boa bob bod boh boi boo bov bva bvb bvd bvh bvi bvo bvv daa dab dad dah dai dao dav dba dbb dbd dbh dbi dbo dbv dda ddb ddd ddh ddi ddo dh- dha dhb dhd dhh dhi dho di- dia dib did dih dii dio div doa dob dod doh doi doo dov dva dvb dvd dvh dvi h-i haa hab had hah hai hao hav hba hbb hbd hbh hbi hbo hbv hda hdb hdd hdh hdi hdo hdv hha hhb hhd hhh hhi hho hhv hia hib hid hih hii hio hiv hoa hob hod hoh hoi hoo hov hv- hva hvb hvd hvo hvv i-d i-v ia- iaa iab iad iah iai iao iav iba ibb ibd ibh ibi ibo ibv ida idb idd idh idi ido idv iha ihb ihd ihh ihi iho ihv iia iib iid iih iii iio io- ioa iob iod ioh ioi ioo iov iva ivb ivd ivi ivo ivv o-i oaa oab oad oah oai oao oav ob- oba obb obd obh obi obo obv oda odb odd odh odi odo odv oha ohd ohh ohi oho oia oib oid oii oio oiv oo- ooa oob ood ooh ooi ooo oov ov- ova ovb ovd ovh ovi ovo ovv v-a vaa vab vad vah vai vao vav vba vbd vbh vbi vbo vbv vdb vdd vdh vdi vdo vdv vh- vha vhb vhd vhi vho vi- via vib vid vii vio viv voa vob vod voh voi voo vov vva vvb vvi vvo vvv