Perhaps you should try some spelling variations:
структур » структури (Expand Search), структуры (Expand Search), структура (Expand Search)
структурыа » структуриыа (Expand Search), структурыыа (Expand Search), структураыа (Expand Search), структуры (Expand Search), структура (Expand Search), структури (Expand Search)
структураи » структуриаи (Expand Search), структурыаи (Expand Search), структурааи (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)

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 ( (структурыа OR (структураи OR структурам)) схема ))~".
• Adding a wildcard symbol may retrieve word variants: (( структур схема ) OR ( (структурыа OR (структураи OR структурам)) схема ))*.