| Subject | English | Russian |
| math. | feature in common | общее (общие черты, в отличие от особенного Alex_Odeychuk) |
| math. | feature in common | общая черта (Alex_Odeychuk) |
| math. | features in common | общие черты |
| R&D. | only feature in common | единственная общая черта (Alex_Odeychuk) |
| R&D. | whose only feature in common was | единственной общей чертой которых было (Alex_Odeychuk) |