Stress More Condition_symptoms What Are The Rules In Using Stress In Reading Words From One Syllable To Three Or More ?

What are the rules in using stress in reading words from one syllable to three or more ? - stress more condition_symptoms

Words of two syllables, as "the extent and the company was" on the first syllable, but words such as "advice and success has been highlighted in the second. There are also rules for words of three syllables or more. I find the reference right now. I just got a lot, but found no concrete answers I need. I must teach my students, and I must be secure.