JavaScript Arabic text search faces challenges with character variations

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JavaScript's default string matching fails to treat different Arabic character representations of the same word as equivalent, causing search failures. Common issues include variations in hamza forms, vowel marks, tatweel stretching, and inconsistent spelling of certain letters. The Intl.Collator API can compare whole words but cannot find substrings within text and yields inconsistent results across environments. A proposed solution involves creating a search-normalization function to handle these variations while accounting for presentation forms and invisible characters.

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