Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"using java java snippets" » "using data java snippets"
"hai duong van snippets" » "dai cuong van snippets", "hai phong van snippets", "hai duong va snippets", "hai luong va snippets", "hai dang van 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 ("hai duong van snippets"))) OR ("locating bugs code slippers"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"hai duong van snippets\"))) OR (\"locating bugs code slippers\"))".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( hai duong van snippets ))) OR ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") OR ("hai duong van snippets"))) OR ("locating bugs code slippers"))*.