Perhaps you should try some spelling variations:
"За советское наука" » "За советского наука" (Expand Search), "За советская наука" (Expand Search), "За советскии наука" (Expand Search)
"За советское науки" » "За советского науки" (Expand Search), "За советская науки" (Expand Search), "За советскии науки" (Expand Search)
"За советское наук" » "За советского наук" (Expand Search), "За советская наук" (Expand Search), "За советскии наук" (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 советское наука\") OR (\"За советское науки\"))) OR (\"За советское наук\"))~".
• Removing quotes may allow a broader search: (((( За советское наука ) OR ( За советское науки ))) OR ( За советское наук ))~.
• Adding a wildcard symbol may retrieve word variants: (((("За советское наука") OR ("За советское науки"))) OR ("За советское наук"))*.