-up a-a aaa aad aan aap aas aau ad- ada add adn adp ads adu an- ana and ann anp ans anu ap- apa apd apn app aps apu as- asa asd asn asp ass asu au- aua aud aun aup aus daa dad dan dap das dau dda ddd ddn ddp dds ddu dna dnd dnn dnp dns dpa dpd dpn dpp dps dpu dsa dsd dsn dsp dss dsu dua dud dun dup dus naa nad nan nap nas nau nda ndd ndn ndp nds ndu nna nnn nnp nns nnu npa npd npn npp nps npu nsa nsd nsn nsp nss nsu nua nud nun nup nus nuu p-p paa pad pan pap pas pau pda pdd pdn pdp pds pdu pn- pna pnd pnn pnp pns pnu ppa ppd ppn ppp pps ppu ps- psa psd psn psp pss psu pua pud pun pup pus puu saa sad san sap sas sau sda sdd sdn sdp sds sdu sna snd snn snp sns snu spa spd spn spp sps spu ss- ssa ssd ssn ssp sss ssu sua sud sun sup sus suu ua- uaa uad uan uap uas uau uda udd udn udp uds udu un- una und unn unp uns unu up- upa upd upn upp ups upu usa usd usn usp uss usu uua uun uus uuu