Perhaps you should try some spelling variations:
"planificacion estrategias" » "gamificacion estrategia", "aplicacion estrategias", "planeacion estrategica", "gamificacion estrategias", "justificacion estrategicas", "planeacion estrategicas"
"planificacion estrategia" » "gamificacion estrategia", "justificacion estrategica", "planeacion estrategica"
"gamification strategys" » "gamification strategy", "gamificacion estrategia", "gamificated strategy"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("planificacion estrategias") or ((("gamification strategys") or ("planificacion estrategica"))))) or ("planificacion estrategia"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("planificacion estrategias") OR ((("gamification strategys") OR ("planificacion estrategica"))))) OR ("planificacion estrategia")).
• Removing quotes may allow a broader search: (((( planificacion estrategias ) or ((( gamification strategys ) or ( planificacion estrategica ))))) or ( planificacion estrategia )).
• Adding a wildcard symbol may retrieve word variants: (((("planificacion estrategias") or ((("gamification strategys") or ("planificacion estrategica"))))) or ("planificacion estrategia"))*.