Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich ran hoc snippets" » "dich can hoc snippets", "dich han hoc snippets", "dinh rang hoc snippets", "dich van hoc snippets", "dich dan hoc snippets", "dich toan 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: (((("dich ran 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: (((("dich ran hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich ran hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich ran hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.