Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuoc ki can snippets" » "cuoc khoi can snippets", "cuoc doi can snippets", "cuoc thi can snippets", "cuoc i can snippets", "cuoc kinh can snippets"
"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: (((("cuoc ki can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuoc ki can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoc ki can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoc ki can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.