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Why are there no passive forms or Ism Maf'ool listed in the Sarf Sagheer tables of تَجَلْبَبَ and تَقَلْنَسَ?

Attached Derived Quadrilateral - Bab 1: Tafa'lul & Bab 2: Tafa'lul & Bab 3: Tamaf'ul

• The given Sarf Sagheer does not list passive forms or Ism Maf'ool
• They are grammatically prohibited
• Because they are weak roots
• Due to a phonetic limit