Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tiep thi can snippets" » "tiep thi canh snippets", "tiep thi lan snippets", "tiep thi dan snippets", "tien thi can snippets", "tieu thi 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: (((("tiep thi 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: (((("tiep thi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tiep thi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tiep thi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.