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