Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"chien huu va snippets" » "thien hue va snippets", "nhiem huu va snippets", "vien huu va snippets", "chien cuu va snippets", "chien tuu va snippets", "chien huu va 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: (((("chien huu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chien huu va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chien huu va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chien huu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.