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"
"wei hung tu snippets" » "wei zhang tu snippets", "mai hung tu snippets", "phi hung tu snippets", "wei chung tu snippets", "wei hung thu snippets", "wei huong tu snippets", "wei hung tu slippers"

Try widening your search to All Fields.

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

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