Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap duc thi slippers" » "pham duc thi slippers", "phan duc thi slippers", "phap doc thi slippers", "phap duc thai slippers", "phap luc thi slippers", "phap duc tho slippers", "phap duc thi slippery", "phap duc 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: (((("phap duc 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: (((("phap duc thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap duc thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap duc thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.