The word(s) "though" appears 144 time(s) in 137 verse(s) in Quran in Muhammad Pickthal translation.

(61) And though thou try much, most men will not believe.

(62) Till, when the messengers despaired and thought that they were denied, then came unto them Our help, and whom We would was saved. And Our wrath cannot be warded from the guilty.

(63) And He it is Who spread out the earth and placed therein firm hills and flowing streams, and of all fruits He placed therein two spouses (male and female). He covereth the night with the day. Lo! herein verily are portents for people who take thought.

(64) And Moses said: though ye and all who are in the earth prove thankless, lo! Allah verily is Absolute, Owner of Praise.

(65) Verily they have plotted their plot, and their plot is with Allah, though their plot were one whereby the mountains should be moved.

(66) They believe not therein, though the example of the men of old hath gone before.

(67) Or some created thing that is yet greater in your thoughts! Then they will say: Who shall bring us back (to life). Say: He Who created you at the first. Then will they shake their heads at thee, and say: When will it be? Say: It will perhaps be soon;

(68) And We reveal of the Qur'an that which is a healing and a mercy for believers though it increase the evil-doers in naught save ruin.

(69) Say: Verily, though mankind and the jinn should assemble to produce the like of this Qur'an, they could not produce the like thereof though they were helpers one of another.

(70) These, our people, have chosen (other) gods beside Him though they bring no clear warrant (vouchsafed) to them. And who doth greater wrong than he who inventeth a lie concerning Allah?