быть столь же несчастным

From LSJ

ἀγωνίζεσθαι, ἐπιζητεῖν, εὑρίσκειν καί μή εἴκειν → to strive, to seek, to find, and not to yield (Tennyson, Ulysses)  

Source

Russian > Greek

συνδυστυχέω