Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phi van du snippets" » "phi san du snippets", "thi van du snippets", "phi va du snippets", "phi van duy snippets", "phi van dau snippets", "phi van de 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: "((((\"phi van du snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( phi van du snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("phi van du snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.