Perhaps you should try some spelling variations:
"hang java java snippets" » "hang va java snippets", "hang java java slippers"
"using da dang snippets" » "using a dang snippets", "using data dang snippets", "using raw dang snippets", "using da nang snippets", "using cao dang snippets", "using dia danh snippets", "using da dang 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: (((("using da dang snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using da dang snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using da dang snippets ) or ( hang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using da dang snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))*.