Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tho duc chat snippets" » "tho duoc chat snippets", "tho doc chat snippets", "tho du chat snippets", "ho duc chat snippets", "thu duc chat snippets", "tao duoc chat 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: (((("tho duc chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tho duc chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tho duc chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tho duc chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.