Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tu thi du snippets" » "su thi du snippets", "vu thi du snippets", "tu tai du snippets", "tu thi dua snippets", "tu thi dau snippets", "tu thi diu 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: "((((\"tu thi du snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( tu thi du snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tu thi du snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.