narn narp narr naru naur nbaa nbap nbar nbbc nbca nbcc nbci nbia nbic nbpa nbpp ncaa ncac ncap ncar ncba ncbc ncbi ncca nccc ncci nccn nccp nccr nccu ncha nchc ncia ncip ncna ncnc ncpa ncpc ncra ncrc ncri ncrp ncua nhcc nhnn nhpi nhra nhrc nhrp niab niac nian niau nibi nica nicc nich nici nicu niha niia niip niir niiu nina ninh nini nipa nipc nipr nira niru niur nnnn nnpi nnpr npac npap npca npcc npic npin nppa nppc npra npri nrab nrap nrca nric nrna nrpc nrpn nrrc nuan nuba nubc nubi nuca nuch nuci nucu nuha nuhi nuin nuna nunc nunn nura nurc nuri nurn nurp nurr nuru paan paap paar paba pabu paca pach paci pacu paha pahi pahp pahu paia paib pain paip pair pan- pana panc panh pani pann panu papa papb papi papp papr par- para parc pari parn parp parr paru paua pauh paun paup paur pbac pban pbar pbcc pbpa pcaa pcap pcba pcbc pcca pccc pcha pchp pcia pcin pcip pcpb pcpn pcpp pcra pcrc pcun phah phai phan phar phcc phi- phin phip phpa phrr phua phun piai pian piau pibb pibi pica picc pich pici picr picu piha piia piip pina pinc pini pinn pinp pinu pipa pipi pipp pira pirc piri pirn pirr piru pnac pnar pnau pnca pnic pnin pnpp pnra pnup ppac ppan ppap ppar ppcc ppci pphi ppib ppic ppih pppa pppn pppp pprc ppru ppur prai pran prar prau prbc prca prcc prcp pri- pria prii prin prna prnp prri pruu puah puan puar pubu puca puch puha puhi puhn puin puir puiu puna punc punu pupa pupi pupu pur- pura purb puri purp purr puru puuc raab raan raba rabb rabi rabu rac- raca racc rach raci racu raha rahi rahn rahr rahu raia raic raii rain raip rair raiu rana ranc rani rann rapa rapc raph rapi rapp rara rarb rari raua raub rauc raun raup rbbb rbbr rcac rcbc rccb rccc rchb rcic rcnr rcpi rhap rhau rhcp rhib rhin rhun riaa riab riah riai rian riau rib- riba ribu rica ricc rich riha riia riin rina rinn ripa ripi ripp ripr riri rnai rnbr rncp rnin rpca rpii rppn rrah rrna rrrr rrun ruah ruan ruba rubb rubi rubp rubu ruca ruch ruci ruhh ruhi ruhn ruhr ruin runa runc runi runn rupa rupp rura rurc ruri rurp ruru ruun u-rp uabc uaca uair uarc uaru uaua ubac ubar ubba ubbi ubic ubii ubir ubpc ubra ucai ucan ucar ucbc ucca ucci uccp ucha uchi ucin ucpa ucpb ucph ucrc ucua uhna uhuh uhup uica uipi uira uirr unaa unac unai unan unar unau unca uncc unch unci uncp unha uni- unia unic unii unin unir unna unni unpa unpc unra upac upar upca upci upic upin upnp uppa uppc uppp uppu upra upri upup urac urai uran urap urau urba urbi urca urch urci uria urib uric urin uriu urna urni urra urrh urri urun urup urur uucp uuni uuri uuuu