Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat tan chu snippets" » "chat tan code snippets", "chat ban chu snippets", "chat ran chu snippets", "chat tai chu snippets", "chat can chu snippets", "chat tan phu snippets", "chat van chu snippets"
"python using java snippets" » "python using data 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: (((("chat tan chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat tan chu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chat tan chu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat tan chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.