Perhaps you should try some spelling variations:
"desarrollo psicomotora infantil" » "desarrollo sicomotor infantil", "desarrollo psicoemocional infantil", "desarrollo psicosocial infantil", "desarrollo motora infantil"
"desarrollo psicomotriz infantil" » "desarrollo psicosocial infantil", "desarrollo motriz infantil", "desarrollo psiquiatria infantil"
"desarrollo psicologia infantil" » "desarrollo psicologico infantil", "desarrollo psicosocial infantil", "desarrollo fenologia infantil"
"desarrollo psicomotor infantil" » "desarrollo motor infantil"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("desarrollo psicomotora infantil") or ("desarrollo psicomotriz infantil"))) or ((("desarrollo psicologia infantil") OR ("desarrollo psicomotor infantil"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("desarrollo psicomotora infantil") OR ("desarrollo psicomotriz infantil"))) OR ((("desarrollo psicologia infantil") OR ("desarrollo psicomotor infantil")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"desarrollo psicomotora infantil\") or (\"desarrollo psicomotriz infantil\"))) or (((\"desarrollo psicologia infantil\") OR (\"desarrollo psicomotor infantil\"))))".
• Removing quotes may allow a broader search: (((( desarrollo psicomotora infantil ) or ( desarrollo psicomotriz infantil ))) or ((( desarrollo psicologia infantil ) OR ( desarrollo psicomotor infantil )))).
• Adding a wildcard symbol may retrieve word variants: (((("desarrollo psicomotora infantil") or ("desarrollo psicomotriz infantil"))) or ((("desarrollo psicologia infantil") OR ("desarrollo psicomotor infantil"))))*.