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"
"dung hoc 11 snippets" » "dong hoc 11 snippets", "dung thuoc 11 snippets", "trung hoc 11 snippets", "dung hoc 10 snippets", "dung hoc 1871 snippets", "dung hoc 11 slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung hoc 11 snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung hoc 11 snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung hoc 11 snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hoc 11 snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.