Perhaps you should try some spelling variations:
"anh java java snippets" » "anh va java snippets", "anh java java slippers"
"dong cac thi snippets" » "duong cac thi snippets", "dong bac thi snippets", "dung cac thi snippets", "dong cac thoi snippets", "dong cau thi snippets", "dong can thi snippets", "dong cac thi slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("anh java java snippets") or ("dong cac thi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh java java snippets") OR ("dong cac thi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh java java snippets ) or ( dong cac thi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh java java snippets") or ("dong cac thi snippets"))) or ("locating bug code snippets"))*.