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"
"hoc do van snippets" » "hoc doi van snippets", "hoc co van snippets", "hoc bo van snippets", "hoc dao van snippets", "hoc vo van snippets", "hoc so van snippets", "hoc do van 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: (((("hoc do van snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc do van snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc do van snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.