Categorize wordpress tags

Question

I have problem about categorizing wordpress TAG, in my case for language. for example:

postA: englishtag1,englishtag2,englishtag3, chinesetag1,chinesetag2,

postB: englishtag2,englishtag5,englishtag4, chinesetag1,chinesetag3,

i want to show tag cloud based on the "language":

english tag cloud: englishtag1,englishtag2,englishtag4,englishtag5

Chinese tag cloud: chinesetag1,chinesetag3,chinesetag2,chinesetag4

etc..

is it possible? how to achieve this?

Thank you

Answer 1

finally found plugin to achieve this using plugins below

1. http://wordpress.org/extend/plugins/tag-groups/
2. http://wordpress.org/extend/plugins/xili-tidy-tags/ << complex one

hope help someone htat need to groups the tags, catgeory or taxonomy