Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"bang cac data slippers" » "nang cao data slippers", "hang ca data slippers", "dung cac data slippers", "bang cac dan slippers", "bang cac dang slippers", "bang cac dai slippers", "bang cac data slippery", "bang cac data grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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 java code snippets") or ("bang cac data slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("bang cac data slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( bang cac data slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("bang cac data slippers"))) or ("locating bug code snippets"))*.