Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc can du snippets" » "hoc dan du snippets", "hoc cao du snippets", "hoc cac du snippets", "hoc van du snippets", "hoc han du snippets", "hoc can da 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: (((("hoc can du snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc can du snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc can du snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.