Perhaps you should try some spelling variations:
thong xuong » khong xuong, thong duong, thong huong
chieu sang » chieu sach, chieu xanh, hieu lang
tranh bang » tranh hang, tranh ban, trinh bang
doi chieu » doc hieu, doi chi, mot chieu
xuong dan » huong dan, xuong san, tuong dan
dan phan » doan phan, dan chan, van phan
bang he » bang khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - tranh bang he thong xuong dan phan tu~.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - tranh bang he thong xuong dan phan tu*.