Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac cao thi slippers" » "cac co thi slippers", "ca cao thi slippers", "bac cao thi slippers", "cac cau thi slippers", "cac cao tai slippers", "cac dao thi slippers", "cac cao thi slippery", "cac cao 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: (((("cac cao 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: (((("cac cao thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac cao thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac cao thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.