Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua dan thi slippers" » "qua danh thi slippers", "qua ban thi slippers", "cua dan thi slippers", "qua dang thi slippers", "qua tran thi slippers", "qua dinh thi slippers", "qua dan thi slippery", "qua dan thi 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 dan thi 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 dan thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua dan thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua dan thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.