Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"luc du thi snippets" » "cuc du thi snippets", "luc tu thi snippets", "luc dieu thi snippets", "luc duc thi snippets", "luc do thi snippets", "luc su thi snippets", "luc du thi slippers"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc du thi snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( luc du thi snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("luc du thi snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.