| Russian | English |
| достигнуть больших успехов в | make serious inroads into |
| достигнуть внушительных успехов в | make massive progress on |
| достичь успеха в | succeed in (succeed in learning a language — достичь успеха в изучении языка Alex_Odeychuk) |
| достичь успеха в качестве врача | succeed as a doctor (as a teacher, as a solicitor, as a politician, etc., и т.д.) |
| успехи, которых он достиг и т.д., вселили в него уверенность | he was felt, got encouraged by the progress he had made (by their success, by this example, by these words, by the good record, etc.) |
