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