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