Their keywords work well ?

[VladTepes]

For some reason, there are sites that naturally ranks even without much effort or optimization, and definitely not all sites came from China would be like that.

[Kyrie]

their website was done on page optimization properly that's why there's no need for much effort for optimizing that keyword

[yinji]

if one website have good rank,there are some reasons.

[mdamin76]

Long tail keyword usually can show any site contains that keyword, not necessary as part of domain.

[harihan]

There must be some strong reason to get good rank in google.

[seoaz]

It all depends on content and optimization of website.

[Kyrie]

i think it depends on the people that promote the keyword.... there are techniques that really helps a lot to raise your keyword... it really depends on how you use the technique...