a-a a-i aaa aad aai aan aao aap ad- ada add adi adn ado adp ai- aia aid aii ain aio aip an- ana and ani ann ano anp aoa aod aoi aon aoo aop ap- apa apd api apn apo app daa dad dai dan dao dap dda ddd ddi ddn ddo ddp di- dia did dii din dio dip dna dnd dni dnn dno dnp doa dod doi don doo dop dpa dpd dpi dpn dpo dpp i-d ia- iaa iad iai ian iao iap ida idd idi idn ido idp iia iid iii iin iio iip in- ina ind ini inn ino inp io- ioa iod ioi ion ioo iop ipa ipd ipi ipn ipo ipp n-i naa nad nai nan nao nap nda ndd ndi ndn ndo ndp nia nid nii nin nio nip nna nni nnn nno nnp no- noa nod noi non noo nop npa npd npi npn npo npp o-i oaa oad oai oan oao oap oda odd odi odn odo odp oia oid oii oin oio oip on- ona ond oni onn ono onp oo- ooa ood ooi oon ooo oop op- opa opd opi opn opo opp p-p paa pad pai pan pao pap pda pdd pdi pdn pdo pdp pia pid pii pin pio pip pn- pna pnd pni pnn pno pnp poa pod poi pon poo pop ppa ppd ppi ppn ppo ppp