Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao ve hoc snippets" » "bao ve hoc snippets", "tao he hoc snippets", "tao va hoc snippets", "tao te hoc snippets", "tao vi hoc 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: (((("tao ve hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao ve hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao ve hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao ve hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.