Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoe cho mo snippets" » "khien cho mo snippets", "khoe cham mo snippets", "hoc cho mo snippets", "khoe cho moi snippets", "khoe cho mot snippets", "khoe cho ro 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: (((("khoe cho 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: (((("khoe cho mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoe cho mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoe cho mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.