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