Perhaps you should try some spelling variations:
"nong thon java snippets" » "nong think java snippets", "nang thon java snippets", "song thon java snippets", "tong thon java snippets", "nong thon java slippers"
"dong cong code snippets" » "duong cong code snippets", "dung cong code snippets", "dang cong code snippets", "dong cong cong snippets", "dong cong co snippets", "dong cong che snippets", "dong cong code 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 thon java snippets") or ("dong cong code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nong thon java snippets") OR ("dong cong code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nong thon java snippets ) or ( dong cong code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nong thon java snippets") or ("dong cong code snippets"))) or ("locating bug code snippets"))*.