Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"phan minh cong snippets" » "pham minh cong snippets", "phan dinh cong snippets", "phan kinh cong snippets", "phan minh cuong snippets", "phan sinh cong snippets", "phan minh hoang snippets"
"hang java java snippets" » "hang va java snippets"

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: (((("phan minh cong snippets") or ("hang java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan minh cong snippets") OR ("hang java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( phan minh cong snippets ) or ( hang java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan minh cong snippets") or ("hang java java snippets"))) or ("locating bugs code snippets"))*.