Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc khi mo snippets" » "luc khoi mo snippets", "luc thi mo snippets", "luc khac mo snippets", "luc khai mo snippets", "luc khi moi 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: (((("luc khi mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc khi mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc khi mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc khi mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.