This is one of the most peculiar and rich appeals of Vedic astrology.

Yoga is a term for good fortune and unless specified otherwise, a yoga is a good yoga.

Yoga is a particular placement or combination of planets, which collectively raise the fortunes of a person, which cannot be deciphered by individual study of placement of participating planet.

The yoga could be due to a particular permutation, combination or even distance for each other, which could influence the same. Standards like basic strengths, weaknesses, own sign, enemy, exaltation and debilitation would of course always be relevant.

There are unlimited combinations.

Below we reproduce a few which are easy to understand and also relatively common.