Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gen chat hoc snippets" » "van chat hoc snippets", "gia chat hoc snippets", "ban chat hoc snippets", "gen chat hoa snippets", "gen chat thom snippets", "gen cho 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: (((("gen chat 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: (((("gen chat hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gen chat hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gen chat hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.