-ene -one -ose cccc cccs ccee ccnc ccne ccns ccoc ccsn ccss cec- cece ceco cecs ceec cees cen- cene ceno cens ceos cesc cese cess cexe cnco cnes cnex cnss coce coco coen coes coex con- conc cone conn cono cons coon coos cosc cose coso coss coxe cscc csce csco cscs csec csee csne csos csox csse cxxx eccc ecce ecco eces ecne eco- econ ecos ecsc ecse ecss eecs eeee eees eens eeoc eese ence enco encs enee eneo enes ennc enne enns eno- enoc enoe enon enos ense enso eoes eone eons esce esco escs esee esen eseo eses esne eso- esos esox esse esso exco exec exen exes exo- exon exos nccc nccn nccs ncec ncee ncen nces ncnc ncoc ncos ncsc ncse ncss necc nece neco necs neen nees nene neno nens neo- neoc neon neoo neos neox nesc nese nesn neso ness nexe nexo nexx nnes nnnn nnos nnss noce noco nocs noes non- none nonn nono nons nonx noo- noon nooo noos nos- nose noss nscc nscs nsec nsos nssc nsse nsso nsss o-eo occc occn oce ocee ocon ocos oec- oecc oeec oen- oeno oens oese onc- once onco one- onec onee oneo ones onex onne onno onon onos onsc onse onso ooes oone oons oooo ooos oose oscc osce osco osec osee osen oses osno osoo osos osse osso oxen oxes oxo- oxon oxos oxox oxxo s-os sccc scce sccs scec scee scon scoo scox scsc scsn scso se-c se-e se-n se-o se-s se-x sec- secc sece secn seco secs seec seen sees seex sene senn seno sens seoc seon sesc sese seso sess sex- sexe sncc snco snee snes snns snoc snoo snos soce soco socs socx soec soen soeo soes son- sone sono sons soon soos sose soso soss soxs sscc ssce sscs ssec ssee sses ssex ssns ssoc sssc ssss xces xcon xen- xene xenn xeno xeon xexe xnee xoco xoxo xson xxxo xxxx