Perhaps you should try some spelling variations:
thieu lang » hieu lang, thieu khang, thieu quang
phan quang » pham quang, phan quan, nhanh quang
trinh han » trinh quan
van thanh » ban thanh, van tuan
thanh dat » thanh san, thanh hai, thanh van
tan dung » tran dung, tin dung, van dung
cong van » cong vang, cong san, song van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu lang - phan quang ((trinh han) or (tan dung)) cong van thanh dat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu lang - phan quang ((trinh han) OR (tan dung)) cong van thanh dat.
• Adding a wildcard symbol may retrieve word variants: toc thieu lang - phan quang ((trinh han) or (tan dung)) cong van thanh dat*.