help my family

hello, sorry for mistakes because my english language is not very perfect. i wi try to explain my problem and maybe you will be able to help me. im lithuanian girl, living in ireland at the moment. problems in our family started in july 2012 when my dad died. previously lived very well. my mum was working director at school, dad driver, have 2 younger sisters. in may 2012 doctor told my mu that dad have a cancer. few month after he died. we was shocked. family was perfect, dad was very good person, mum loved kids, she helped children which lived with no parents. but after dad's death, my mum fell ill with depression. long time she were in hospital. i was looking after my sisters. after halp year she had heart attack. after that se was not able to go back to work. im living in ireland now because its not possible to get job in my country. trying my best tohelp my mum and sisters. the biggest problem is that our house was bought took a loan from a bank. we still have to pay 6300 Euro. its a big money in my country. we are not able to do that. im able to help my mum to pay bills and send money for food. my mum is very nervous about everything, she is worried about that situation. want to make her happy, but i need help. can anyone help me please! thanks a lot!! i want my family to be happy again!