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"
"ham do duc snippets" » "pham do duc snippets", "tham do duc snippets", "ham so duc snippets", "ham dao duc snippets", "ham do duy snippets", "ham do duc 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: (((("ham do duc snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( ham do duc snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ham do duc snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.