Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tho duc cap snippets" » "ho duc cap snippets", "thu duc cap snippets", "tao duoc cap snippets", "tho suc cap snippets", "tho duc cac snippets", "tho duc phap 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 cap 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 cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tho duc cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tho duc cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.