Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"phau sinh java slippers" » "pham minh java slippers", "nhan sinh java slippers", "phau benh java slippers", "phau trinh java slippers", "phau sinh va slippers", "phau sinh java slippery", "phau sinh java 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: (((("phau sinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phau sinh java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phau sinh java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phau sinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.