Wow, never seen those results graphs before from that site!
Donna Celia ISTJ = Melancholy-Melancholy (IST+SJ). Since a different temperament had to come in second place, that happens to be Choleric. You might be Choleric in Affection).
Then we have INFJ as Melancholy Phlegmatic (INJ + NF)
Aleksei: SanChlor - try ENTP (ENP + NT)
Lucibel: Phlegmatic Melancholy. An F (INFP) would make it Phlegmatic-Phlegmatic (INP + NF), with Melancholy as possibly Affection.
Chloee: SanMel: try ESFJ (ESF + SJ)
Paradigm shift: MelChlor - try T, INTJ (INJ + NT)