The word(s) "should" appears 194 time(s) in 173 verse(s) in Quran in Mohsin Khan translation.

(161) should they gain the upper hand over you, they would behave to you as enemies, and stretch forth their hands and their tongues against you with evil, and they desire that you should disbelieve.

(162) And spend (in charity) of that with which We have provided you before death comes to one of you, and he says: "My Lord! If only You would give me respite for a little while (i.e. return to the worldly life), then I should give Sadaqah (i.e. Zakat ) of my wealth, and be among the righteous [i.e. perform Hajj (pilgrimage to Makkah) and other good deeds].

(163) should not He Who has created know? And He is the Most Kind and Courteous (to His slaves), All-Aware (of everything).

(164) Do you feel secure that He, Who is over the heaven (Allah), will not cause the earth to sink with you, and then it should quake?

(165) Who is he that can provide for you if He should withhold His provision? Nay, but they continue to be in pride, and (they) flee (from the truth).

(166) They wish that you should compromise (in religion out of courtesy) with them: so they (too) would compromise with you.

(167) "That you should worship Allah (Alone), fear (be dutiful to) Him, and obey me,

(168) After all that he desires that I should give more;

(169) Nay, everyone of them desires that he should be given pages spread out (coming from Allah with a writing that Islam is the right religion, and Muhammad صلى الله عليه وسلم has come with the truth from Allah, the Lord of the heavens and earth).

(170) And they will not receive admonition unless Allah wills; He (Allah) is the One, deserving that mankind should be afraid of, and should be dutiful to Him, and should not take any Ilah (god) along with Him, and He is the One Who forgives (sins).