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