Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using data a snippets" » "using java a snippets", "using sat a snippets", "missing data a snippets", "using data _ snippets", "using data 4 snippets"
"vi luong cac snippets" » "vi luong cuoc snippets", "vi luong va snippets", "vi luong tai snippets", "dai luong cac snippets", "van luong cac snippets", "hai luong cac snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using data a snippets\") OR (\"vi luong cac snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using data a snippets ) OR ( vi luong cac snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using data a snippets") OR ("vi luong cac snippets"))) OR ("locating bugs code snippets"))*.