Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sang va hoat snippets" » "hang va hoat snippets", "song va hoat snippets", "sang ma hoat snippets", "sang va hoa snippets", "sang qua hoat snippets", "sang dan hoat 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: (((("sang va hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sang va hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sang va hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sang va hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.