Perhaps you should try some spelling variations:
"autores colombianos . novelas OR novela " » "autores colombiana . novelas OR novela " (Expand Search), "autores colombianas . novelas OR novela " (Expand Search), "autores colombias . novelas OR novela " (Expand Search)
"autores colombiano . novelas OR novela " » "autores colombiana . novelas OR novela " (Expand Search), "autores colombia . novelas OR novela " (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("autores colombianos . (novelas OR novela)") OR ("autores colombiano . (novelas OR novela)"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"autores colombianos . (novelas OR novela)\") OR (\"autores colombiano . (novelas OR novela)\"))".
• Removing quotes may allow a broader search: (( autores colombianos . (novelas OR novela) ) OR ( autores colombiano . (novelas OR novela) )).
• Adding a wildcard symbol may retrieve word variants: (("autores colombianos . (novelas OR novela)") OR ("autores colombiano . (novelas OR novela)"))*.