Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc giu chan snippets" » "toc giu nhan snippets", "toc dieu chan snippets", "toc chu chan snippets", "toc gia chan snippets", "toc giay chan snippets", "tac giua chan 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: (((("toc giu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc giu chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc giu chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc giu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.