-up a-a aaa aan aap aar aau an- ana ann anp anr anu ap- apa apn app apr apu ar- ara arn arp arr aru au- aua aun aup aur naa nan nap nar nau nna nnn nnp nnu npa npn npp npr npu nra nrn nrp nrr nru nua nun nup nur nuu p-p paa pan pap par pau pn- pna pnn pnp pnr pnu ppa ppn ppp ppr ppu pra prn prp prr pru pua pun pup pur puu ra- raa ran rap rar rau rna rnn rnp rnr rnu rpa rpn rpp rpr rpu rra rrn rrp rrr rru rua run rup rur ruu ua- uaa uan uap uar uau un- una unn unp unr unu up- upa upn upp upr upu ur- ura urn urp urr uru uua uun uur uuu