Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"do duc chi snippets" » "do du chi snippets", "do duc thi snippets", "do duc chien snippets", "dao duc chi snippets", "do duy chi snippets"

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: (((("do duc chi snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( do duc chi snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("do duc chi snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.