Perhaps you should try some spelling variations:
thien van » thi van
van nhanh » van thanh, van hanh, van khanh
thai cuu » thai cua, thi cuc, thai xu
sanh ky » hanh ky, nganh ky, thanh ky
sang ky » sang kyo, dang ky, tang ky
nang xa » nang x, lang xa, nang ma
van bac » van ban, van bao, van hac
duc van » duc va, duc tan, duc manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: so ((sanh ky) or (sang ky)) nang xa hoi. thien van bac duc van nhanh ((thai cuu) OR (tai cuc)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so ((sanh ky) OR (sang ky)) nang xa hoi. thien van bac duc van nhanh ((thai cuu) OR (tai cuc)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so ((sanh ky) or (sang ky)) nang xa hoi. thien van bac duc van nhanh ((thai cuu) OR (tai cuc)) tre".
• Adding a wildcard symbol may retrieve word variants: so ((sanh ky) or (sang ky)) nang xa hoi. thien van bac duc van nhanh ((thai cuu) OR (tai cuc)) tre*.