Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"tich cot thep slippers" » "tich mot thep slippers", "tich co thep slippers", "tich hoat thep slippers", "tich cot theo slippers", "tich cot tiep slippers", "tich cot them slippers", "tich cot thep slippery", "tich cot thep grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 java java snippets") or ("tich cot thep slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("tich cot thep slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( tich cot thep slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("tich cot thep slippers"))) or ("locating bug code snippets"))*.