Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thieu sach » chieu sach, thien hach, hieu cach
thanh quan » thanh xuan, thanh tuan, nhanh quang
phan thanh » pham thanh, ban thanh, van thanh
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
hieu ca » hieu cac, hieu cua, hieu va
phan ap » phan lap, phan tap, han ap

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 sach) OR (hieu ca)) - thanh quan ((thanh thang) OR (phan thanh)) cong sat phan ap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu sach) OR (hieu ca)) - thanh quan ((thanh thang) OR (phan thanh)) cong sat phan ap*".