Perhaps you should try some spelling variations:
nhung cau » chung cu, nhung bai, nhu cau
cau huyen » cau chuyen, cap huyen, cuu chuyen
huyen van » nguyen van, huyen bao, huyen yen
thieu cac » thien cac, hieu ca, chieu cao
hien giam » khien giam, nien giam, thien giap
hieu cac » hieu luc, hieu va, hieu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: nhung cau huyen van. biet the ((((hieu cac) or (thieu cac))) or (hien giam)) xuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nhung cau huyen van. biet the ((((hieu cac) OR (thieu cac))) OR (hien giam)) xuc.
• Adding a wildcard symbol may retrieve word variants: nhung cau huyen van. biet the ((((hieu cac) or (thieu cac))) or (hien giam)) xuc*.