Perhaps you should try some spelling variations:
структур » структури (Expand Search), структуры (Expand Search), структура (Expand Search)
структуриа » структурииа (Expand Search), структурыиа (Expand Search), структураиа (Expand Search), структури (Expand Search), структура (Expand Search), структуры (Expand Search)
структурам » структуриам (Expand Search), структурыам (Expand Search), структураам (Expand Search), структура (Expand Search), структури (Expand Search), структуры (Expand Search)
структуриаиа » структурииаиа (Expand Search), структурыиаиа (Expand Search), структураиаиа (Expand Search), структурииа (Expand Search), структураиа (Expand Search), структурыиа (Expand Search), структури (Expand Search), структура (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: "(( структур схема ) OR ( (структуриа OR (структурам OR структуриаиа)) схема ))~".
• Adding a wildcard symbol may retrieve word variants: (( структур схема ) OR ( (структуриа OR (структурам OR структуриаиа)) схема ))*.