Perhaps you should try some spelling variations:
"За советские наук" » "За советское наук" (Expand Search), "За советская наук" (Expand Search)
"За советскии науку" » "За советская науку" (Expand Search), "За советскии науки" (Expand Search), "За советскии науке" (Expand Search)
"За советскую наука" » "За советская наука" (Expand Search), "За советское наука" (Expand Search), "За советском наука" (Expand Search), "За советскую науки" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"За советские наук\") OR (\"За советскии науку\"))) OR (\"За советскую наука\"))~".
• Removing quotes may allow a broader search: (((( За советские наук ) OR ( За советскии науку ))) OR ( За советскую наука ))~.
• Adding a wildcard symbol may retrieve word variants: (((("За советские наук") OR ("За советскии науку"))) OR ("За советскую наука"))*.