Perhaps you should try some spelling variations:
"hang java java snippets" » "hang va java snippets"
"hung hoa cong snippets" » "hang hoa cong snippets", "ung hoa cong snippets", "trung hoa cong snippets", "hung cua cong snippets", "hung va cong snippets", "hung hoa co snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("hung hoa cong snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hung hoa cong snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hung hoa cong snippets ) or ( hang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung hoa cong snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))*.