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"
"cho ngu java snippets" » "cho ngu va snippets", "pho ngu java snippets", "cho nguoi java snippets", "cho nhau 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: (((("cho ngu java snippets") or ("using data java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho ngu java snippets") OR ("using data java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( cho ngu java snippets ) or ( using data java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("cho ngu java snippets") or ("using data java snippets"))) or ("locating bug code slippers"))*.