Perhaps you should try some spelling variations:
"luong cho code snippets" » "luong chu code snippets", "luong khoa code snippets", "luong theo code snippets", "luong cho cong snippets", "luong cfd code snippets", "luong cho con snippets", "luong cho code slippers"
"duong va java snippets" » "duong van java snippets", "dung va java snippets", "luong va java snippets", "duong java java snippets", "duong va 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: (((("duong va java snippets") or ("luong cho code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong va java snippets") OR ("luong cho code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duong va java snippets ) or ( luong cho code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong va java snippets") or ("luong cho code snippets"))) or ("locating bug code snippets"))*.