Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"voi dong tai snippets" » "hoi dong tai snippets", "voi cong tai snippets", "loi dong tai snippets", "voi dung tai snippets", "voi luong tai snippets", "voi cong tac snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") OR ("voi dong tai snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"voi dong tai snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( voi dong tai snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") OR ("voi dong tai snippets"))) OR ("locating bug core snippets"))*.