Max Heller used a German-English dictionary and phrase book (on display) to write a letter in awkward English to a non-Jewish woman, Mary Mills, whom he had met years before at a Vienna dance.

WSJ: A Tortuous Road to Refuge | Against the Odds | Museum of Jewish Heritage | By Julia M. Klein

In plain English, that phrase means you could save up to 40 percent on these qualified commuter-related costs.

FORBES: Are High Gas Prices Leaving You "Gas"-ping for Relief?

Some sentences may be entirely in English, apart from one phrase in Spanish - or completely in Spanish, with the English connector "so" in the middle.

BBC: Life in Spanglish for California's young Latinos

The moment the first glass fell, the English term for a horde of journalists had to make way for the French phrase.

BBC: Segolene Royal

Never use a foreign phrase, a scientific word or a jargon word if you can think of an everyday English equivalent.

FORBES: Better Copy Thanks to George Orwell

Never use a foreign phrase, a scientific word, or any kind of jargon if you can think of an English equivalent.

FORBES: Magazine Article