Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"jin lieu hoc snippets" » "jin liu hoc snippets", "binh lieu hoc snippets", "jin li hoc snippets", "jin lieu khoa 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: (((("jin lieu 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: (((("jin lieu hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( jin lieu hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("jin lieu hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.