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