Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chinh sach, chiet tach, chieu sang
thong qua » thong quan, thong cua, thong tu
bang cong » dang cong, bang song, hang cong
cong vang » cong lang, cong quang, cong ngang
vang phan » van phan, nang phan, quang phan
thong va » thong cua, truong va, thong xay
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu tinh) or (chieu sach)) - cang ((thong va) OR (thong qua)) bang cong vang phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chieu sach)) - cang ((thong va) OR (thong qua)) bang cong vang phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu tinh) or (chieu sach)) - cang ((thong va) OR (thong qua)) bang cong vang phan cac".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chieu sach)) - cang ((thong va) OR (thong qua)) bang cong vang phan cac*.