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"
"do hoc ung snippets" » "co hoc ung snippets", "do hoa ung snippets", "du hoc ung snippets", "do hoc dung snippets", "do hoc cung snippets", "do hoc ung 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: (((("do hoc ung snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( do hoc ung snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("do hoc ung snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.