Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing data java snippets"
"xac trinh java snippets" » "xuan trinh java snippets", "xac dinh java snippets", "lap trinh java 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 data java snippets") or ("xac trinh java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data java snippets") OR ("xac trinh java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( using data java snippets ) or ( xac trinh java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using data java snippets") or ("xac trinh java snippets"))) or ("locating bug code slippers"))*.