Русский ⇄ Английский Датский Испанский Итальянский Норвежский Французский Чешский Японский

по чистой случайности ударения
общ.	by sheer coincidence (fddhhdot); by pure accident (TranslationHelp); by pure chance (Ольга21); by sheer chance (Anglophile); purely by chance (Technical); by the merest accident ("The girl is not told of the arrival of her brother and finds it out by the merest accident." (Sir Arthur Conan Doyle) ART Vancouver); quite by chance (suburbian)
Игорь Миг	by a fluke
идиом.	by the purest chance ("By the purest chance Blessington was out on each occasion." – Sir Arthur Conan Doyle ART Vancouver)
лит.	by the merest chance (Old Senior)
уст.	par chance (Alex_Odeychuk)

по чистой случайности: 5 фраз в 2 тематиках

Макаров	2
Общая лексика	3