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