The word(s) "express" appears 4 time(s) in 4 verse(s) in Quran in Abdullah Yusuf Ali translation.

(1) And We sent down the Book to thee for the express purpose, that thou shouldst make clear to them those things in which they differ, and that it should be a guide and a mercy to those who believe.

(سورة النحل, An-Nahl, Chapter #16, Verse #64)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(2) "Am I not better than this (Moses), who is a contemptible wretch and can scarcely express himself clearly?

(سورة الزخرف, Az-Zukhruf, Chapter #43, Verse #52)
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(3) Say: "O ye that stand on Judaism! If ye think that ye are friends to Allah, to the exclusion of (other) men, then express your desire for Death, if ye are truthful!"

(سورة الجمعة, Al-Jumu'a, Chapter #62, Verse #6)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(4) But never will they express their desire (for Death), because of the (deeds) their hands have sent on before them! and Allah knows well those that do wrong!

(سورة الجمعة, Al-Jumu'a, Chapter #62, Verse #7)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)