Perhaps you should try some spelling variations:
"luong java java snippets" » "luong va java snippets"
"nhung cay cong snippets" » "nhung cau cong snippets", "nhung ca cong snippets", "nhung cam cong snippets", "nhung cac cong snippets", "nhung cao cong 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: (((("nhung cay cong snippets") or ("luong java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung cay cong snippets") OR ("luong java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung cay cong snippets ) or ( luong java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung cay cong snippets") or ("luong java java snippets"))) or ("locating bug code snippets"))*.