Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bau voi con snippets" » "ba voi con snippets", "ban voi con snippets", "bau troi con snippets", "bau voi cong snippets", "bau voi chon snippets", "bau voi can 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: (((("bau voi 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: (((("bau voi con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bau voi con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bau voi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.