Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"ap dung phi slippers" » "ap dung phu slippers", "ap xung phi slippers", "ap dung chi slippers", "xay dung phi slippers", "van dung phi slippers", "ap dung phi slippery", "ap dung phi grippers"
"locating bug code snippets" » "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: (((("ap dung phi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ap dung phi slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ap dung phi slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ap dung phi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.