Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bugs code snippets", "locating bug code slippers"
"using java java snippets" » "using data java snippets"
"va dung luan snippets" » "van dung luan snippets", "va duong luan snippets", "vat dung luan snippets", "va dung quan snippets", "va dung lan snippets"

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

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