Assalam-o-Alaikum

Mujhe yeh poochna hai k agar mujhe koi Thread save karni hooo mean k main yeh chahte hoon k yeh thread mai apnay kisi list main save kar sakoon or jab chahye to searching aasani se hoo jai.....bcz yahan p searchin bophat mushkil se hooti hai ..plz Guide me