необходимо расставить слова в предложения в подходящей форме recognise, science ,

Нужно расставить слова в предложения в подходящей форме

recognise, science , pain , alternate , effect , theat

thousands of people suffer from chronic diseases for which conventional () proves () , no matter haw many expensive or () tests they are forced to undergo . However , all's not lost . () medicine and , particulary , homeopathy is gaining () even though it remains hard to prove () just haw it works !