Perhaps you should try some spelling variations:
"hang java java snippets" » "hang va java snippets"
"duong qua cong snippets" » "duong cua cong snippets", "duong qua song snippets", "duong va cong snippets", "dung qua cong snippets", "huong qua cong snippets", "dong qua cong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("duong qua cong snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong qua cong snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duong qua cong snippets ) or ( hang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong qua cong snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))*.