Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong thuc va slippers" » "dong thuoc va slippers", "duong thuc va slippers", "cong thuc va slippers", "dong thuc vat slippers", "dong thuc dan slippers", "dong thuc day slippers", "dong thuc va slippery", "dong thuc va 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: (((("dong thuc va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong thuc va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong thuc va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong thuc va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.