Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac cach con snippets" » "cac cach con snippets", "tac hach con snippets", "tap cach con snippets", "tac cach hoan snippets", "tac cac cong snippets", "tac cac co 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: (((("tac cach con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac cach con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac cach con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac cach con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.