-ana aaaa aaan aaap aaar aaas aana aanp aapa aaps aara aarp aars aasa aass ana- anaa anan anap anar anas anna anns anp- anpa anpp anpr ansa ansp apan apap apar apas apna appa appr apps apra aprn aprs apsa apss aran arap arar aras arna arns arpa arps arr- arra arrr arrs ars- arsa asaa asan asap asar asas aspa aspr asps asra asrs assa assn assp assr asss naaa naan naar naas nan- nana nann nanp nans napa napp naps nara narn narp narr nars nas- nasa nasp nasr nass nnnn nnpr nnsa nnss npap npas nppa npra npsa npss nrap nras nrna nrpn nrps nrsa nrsp nsaa nsar nsna nsnr nsps nsra nssa nssp nssr nsss paan paap paar paas pan- pana pann pans papa papp papr paps par- para parn parp parr pars pasa pasp pass pnar pnas pnpp pnra ppan ppap ppar pppa pppn pppp ppps ppss pran prar pras prna prnp prps prrs prsa prss psap psas psna psnr pspp pspr psps psrp pssa raan raas rana rann rans rapa rapp raps rara rars rasa rasp rass rnas rnsp rppn rpps rras rrna rrrr rrsp rsaa rsna rsnn rsnr rsps rssa saan saap saar saas sana sann sanr sans sapa sapp saps sara sarn sarp sarr sars sasa sass snap snar snas snns snpp snra snrs sp-a span spap spar spas spns spps sprs spsa spsp spss sras srna srnn srps srsp ssaa ssan ssap ssas ssns sspa ssps ssra ssrs sssa ssss