| Subject | English | Russian |
| gen. | method of inquiry | метод познания (The dialectical method of inquiry is best described as research into the manifold ways in which entities are internally related – by Bertell Ollman Tamerlane) |
| Makarov. | scientific method of inquiry | научный метод исследования |
| Makarov. | the scientific method of inquiry | научный метод исследования |