nsac nsai nsar nsca nscc nscs nsfc nsfs nshs nsic nsin nsis nsna nsnr nsra nsrc nssa nssc nssf nssr nsss raaf raan raas rac- raca racc rach raci racs rafa rafc raff rafi raha rahi rahn rahr rahs raia raic raif raii rain rair rais rana ranc rani rann rans rara rarf rari rars rasa rasc rash rasi rass rcac rcaf rcas rccc rccs rcfc rchs rcic rcis rcnr rcsa rcsc rcsi rcss rffc rfhs rfic rhfs rhhs rhin riaa riah riai rian rias rica ricc rich rics rifa riff rifs riha rihs riia riif riin riis rina rinf rinn riri rirs risa risc rish risi riss rnaf rnai rnas rncs rnin rnsh rrah rras rrfc rrhs rrif rrna rrrr rsaa rsaf rsai rscc rsch rscn rscs rsfc rshs rsis rsna rsnn rsnr rssa s-ic s-ii sa-c saac saaf saah saan saar saas saca sacc saci sacn sacr sacs safa safc saff safi safr saha sahi sahn sahr sahs saia saic saif saih sain sair sais sana sani sann sanr sans sara sarc sarf sarh sari sarn sarr sars sasa sasc sasf sash sasi sass scaa scac scaf scai scan scar scas sccc sccs scfa scfc scfi sch- scha schh schi schr schs sci- scia scic scif scin scir scis scna scnr scr- scra scrc scri scrn scrs scsa scsc scsh scsi scsn scsr sfar sfas sfca sfcc sfcs sffc sfha sfhs sfia sfra sfrc sfss shac shah shai shan shar shas shca shcc shha shhh shhs shia shih shii shin shir shis shri shrs shsc siaa siac siaf siah siai sian sias sica sicc sich sici sics sifa siff sifr siha sihi sihr sihs sina sinh sini sinn sins sira sirc sirf siri sirr sirs sisa sisc sish sisi siss snar snas snca sncc sncf snhs snia snir snns snra snrs sraf sras srcc srch srfc srfi srhs sris srna srni srnn ssaa ssac ssan ssas ssca sscc ssci sscs ssfc sshs ssin ssis ssns ssra ssrc ssri ssrs sssa sssc sssf sssh sssi ssss