nshs nsls nsof nsos nssc nsse nssf nsso nsss o-eo occc occn ocds oce oced ocee ocef oche ochs oclc ocon ocos oddd odds oded odel oden odeo odes odle odoh odon odoo odos odso oec- oecc oedn oedo oeds oeec oele oen- oeno oens oese ofcl ofen off- offc offe offh offo offs ofno ohcc ohed ohee ohel ohen ohho ohhs ohne ohno ohoh ohos ohso ohss olcc olde oldh oldn olds ole- oled olef oleh olen oleo oles olfe olfs olle ollo olne olof olon olos olsh onc- oncd once oncf onco onde ondo one- onec oned onee oneh onel oneo ones onlf onne onno onod onon onos onsc onse onso ooes ooff oofs ooho oohs oold oolo oone oons oooh oooo ooos oose oscc osce oscl osco osec osed osee oseh osel osen oses oshc oshe osho oshs oslo osno osoo osos ossd osse osso s-os sccc scce sccl sccs scdc scdf scds scec scee scel scfc scfe sch- sche schh schl scho schs scl- sclc scls scnd scoh scol scon scoo scsc scsd scsh scsl scsn scso sdcc sdch sdco sddc sdds sdef sdes sdfc sdhd sdhs sdlc sdls sdsc sdsf sdsl sdss se-c se-d se-e se-f se-h se-n se-o se-s sec- secc secd sece sech secn seco secs sede sedo seds seec seed seef seeh seel seen sees seff sefl sehe sehs seld sele self sell selo sels send sene senn seno sens seoc seod seol seon sesc sese sesh seso sess sfcc sfco sfcs sfdc sffc sfhs sflc sfls sfne sfos sfss shcc she- shed shee shef sheh shel shen sheo shes shhh shhs shl- shld shls shne shod shoe shof shon shoo shos shsc slcc slcd slds sled slee sles slhs slln sloc slod sloe sloh slon sloo slos slsc sncc sncf snco sndh sned snee sneh snel snes snhs snlf snns snoc snod snoo snos snsd soce soch socl soco socs sodd sode sodo sods soec soel soen soeo soes sofo sohh sohl sohn soho sohs sold sole solf solh soll soln solo sols son- sond sone sono sons sood soof sool soon soos sose sosh soso soss sscc ssce sscs ssdc ssdd ssdf ssec ssee sses ssfc ssfl sshl sshs sslc ssle ssns ssoc sssc sssf sssh ssss