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