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