niab niac nian nias nibi nibs nica nicc nici nics nigc nigg nigs niia niir nina ning nini nins nira nirs nisa nisi niss nngn nnnn nnsa nnss nrab nras nrca nrcs nric nrna nrrc nrsa nrsc nsaa nsac nsai nsar nsca nscc nscs nsic nsin nsis nsna nsnr nsra nsrc nssa nssb nssc nssr nsss raab raag raan raas raba rabb rabi rabs rac- raca racc raci racs raga ragg ragi rags raia raic raig raii rain rair rais rana ranc rang rani rann rans rara rarb rari rars rasa rasc rasi rass rbbb rbbr rbbs rbis rbss rcac rcas rcbc rccb rccc rccs rcga rcgc rcic rcis rcnr rcrg rcsa rcsc rcsi rcss rgan rgba rgbi riaa riab riai rian rias rib- riba ribs rica ricc rics riga rigg rigi rigs riia riin riis rina ring rinn riri rirs risa risc risi riss rnag rnai rnas rnbr rncs rngs rnin rras rrna rrrr rsaa rsai rsbi rscc rscn rscs rsgb rsgc rsis rsna rsnn rsnr rssa s-ib s-ic s-ii sa-c saab saac saag saan saar saas saba sabb sabc sabi sabr sabs saca sacc saci sacn sacr sacs saga sagg sagi sags saia saic sain sair sais sana sang sani sann sanr sans sara sarc sarg sari sarn sarr sars sasa sasc sasi sass sbaa sbac sbai sbar sbas sbbs sbca sbcc sbcs sbia sbic sbig sbsa sbsi scaa scab scac scag scai scan scar scas scba scbi sccc sccs scgs sci- scia scic scin scir scis scna scnr scr- scra scrc scri scrn scrs scsa scsc scsi scsn scsr sgaa sgac sgca sgcb sgcg sggg sggs sgic sgss siaa siab siac siag siai sian sias siba sibc sibi sibs sica sicc sici sics siga sigg sigi sign sigs sina sing sini sinn sins sira sirc siri sirr sirs sisa sisc sisi siss snab snag snar snas snba snca sncc snia snib snig snir snns snra snrs sras srbc srcc srgb srib sris srna srni srnn ssaa ssab ssac ssan ssas ssbn ssbr ssca sscc ssci sscs ssgs ssin ssis ssns ssra ssrc ssrg ssri ssrs sssa sssb sssc sssi ssss