Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac cac nghe snippets" » "bac cap nghe snippets", "bac cac nghi snippets", "bac can nghe snippets", "bac cao nghe snippets", "bac cau nghe 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: (((("bac cac nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac cac nghe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac cac nghe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac cac nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.