Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"toc hoc du snippets" » "toan hoc du snippets", "duoc hoc du snippets", "toc hoc duc snippets", "toc hoc dau snippets", "toc hoc dua 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: (((("python using java snippets") OR ("toc hoc du snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( toc hoc du snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("toc hoc du snippets"))) or ("locating bugs code snippets"))*.