Perhaps you should try some spelling variations:
"dang dinh java slippers" » "dang sinh java slippers", "dang dieu java slippers", "van dinh java slippers", "dang trinh java slippers", "dang dinh va slippers", "dang dinh java slippery", "dang dinh java grippers"
"dung cho code snippets" » "dung cho cong snippets", "dung cfd code snippets", "dung cho con snippets"
"locating bug code 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: (((("dung cho code snippets") or ("dang dinh java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cho code snippets") OR ("dang dinh java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cho code snippets ) or ( dang dinh java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cho code snippets") or ("dang dinh java slippers"))) or ("locating bug code snippets"))*.