Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"pha cac doanh snippets" » "pha cac dan snippets", "pha cac dang snippets", "pha van doanh snippets", "phan cac doanh snippets", "phap cac doanh snippets", "pha cau doanh snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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