a-a a-i aaa aad aai aap aav ad- ada add adi adp adv ai- aia aid aii aip aiv ap- apa apd api app apv av- ava avd avi avp daa dad dai dap dav dda ddd ddi ddp di- dia did dii dip div dpa dpd dpi dpp dpv dva dvd dvi dvp i-d i-v ia- iaa iad iai iap iav ida idd idi idp idv iia iid iii iip ipa ipd ipi ipp ipv iva ivd ivi ivp ivv p-p paa pad pai pap pav pda pdd pdi pdp pdv pia pid pii pip piv ppa ppd ppi ppp ppv pva pvd pvi pvp pvv v-a vaa vad vai vap vav vdd vdi vdp vdv vi- via vid vii vip viv vpa vpd vpi vpp vva vvi vvv