waa Silsiladaha birta daawaha ah ee kor loo qaado naqshad cusub, iyada oo loo marayo tignoolajiyada wax-soo-saarka ee heer sare ah iyo agab cayriin oo tayo sare leh, waxqabadka silsiladaha qaadista birta ilaa heer sare ah. Waxaan ku fiicanahay faahfaahin kasta oo ka mid ah silsiladaha kor u qaadista birta , dammaanad qaadka heerka tayada, si ay kuu keenaan khibrada wax soo saarka ugu fiican. Lishenflex waa xirfad-yaqaan Shiinaha ah oo soo saara silsiladaha birta kor u qaada birta iyo alaab-qeybiyaha, haddii aad raadineyso silsiladaha birta wax-qaadista ee ugu fiican oo leh qiimo jaban, nala tasho hadda!