The word(s) "while" appears 218 time(s) in 214 verse(s) in Quran in Mohsin Khan translation.

(141) Say "In Whose Hand is the sovereignty of everything (i.e. treasures of each and everything)? And He protects (all), while against Whom there is no protector, (i.e. if Allah saves anyone none can punish or harm him, and if Allah punishes or harms anyone none can save him), if you know?" [Tafsir Al-Qurtubi]

(142) But you took them for a laughing stock, so much so that they made you forget My Remembrance while you used to laugh at them!

(143) When you were propagating it with your tongues, and uttering with your mouths that whereof you had no knowledge, you counted it a little thing, while with Allah it was very great.

(144) O you who believe! Let your slaves and slave-girls, and those among you who have not come to the age of puberty ask your permission (before they come to your presence) on three occasions: before Fajr (morning) Salat (prayer), and while you put off your clothes for the noonday (rest), and after the 'Isha' (late-night) Salat (prayer). (These) three times are of privacy for you; other than these times there is no sin on you or on them to move about, attending to each other. Thus Allah makes clear the Ayat (the Verses of this Qur'an, showing proofs for the legal aspects of permission for visits) to you. And Allah is All-Knowing, All-Wise.

(145) "And you did your deed, which you did (i.e. the crime of killing a man) while you were one of the ingrates."

(146) They said: "Put him off and his brother (for a while), and send callers to the cities;

(147) They will say while contending therein,

(148) "Do you build high palaces on every high place, while you do not live in them?

(149) It shall come to them of a sudden, while they perceive it not.

(150) Till, when they came to the valley of the ants, one of the ants said: "O ants! Enter your dwellings, lest Sulaiman (Solomon) and his hosts should crush you, while they perceive not."