Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tiep dan mon snippets" » "tiep danh mon snippets", "tiep can mon snippets", "tiep dam mon snippets", "tiep dap mon snippets", "tiep dan dong snippets", "tiep dong mon 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: (((("tiep dan mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tiep dan mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tiep dan mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tiep dan mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.