Perhaps you should try some spelling variations:
"За советские науке" » "За советское науке" (Expand Search), "За советская науке" (Expand Search)
"За советскии наука" » "За советская наука" (Expand Search)
"За советскую науки" » "За советская науки" (Expand Search), "За советское науки" (Expand Search), "За советском науки" (Expand Search), "За советскую наук" (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: (((("За советские науке") OR ("За советскии наука"))) OR ("За советскую науки"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"За советские науке\") OR (\"За советскии наука\"))) OR (\"За советскую науки\"))*".
• Removing quotes may allow a broader search: (((( За советские науке ) OR ( За советскии наука ))) OR ( За советскую науки ))*.