Root س ن و(s n w) has 5 unique word forms and appears 20 times in the Quran.

Word Translation Occurrences
سِنِينَ (for) years, (of) years, (some) years, years, (for) years, (of) years, (some) years, years, years 16
سَنَةٖ year (s), years, years, year(s) 8
ٱلسِّنِينَ (of) the years, (of) the years 4
بِٱلسِّنِينَ with years (of famine), with years (of famine) 2
سَنَةٗۛ years, years 2
سِنِينَۗ years, years 2
سَنَةٗ year (s), year(s) 2
سَنَا (the) flash, (the) flash 2
سَنَةٍ year (s), year(s) 2