Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi tinh ton snippets" » "doi trinh ton snippets", "hoi tinh ton snippets", "don tinh ton snippets", "doi tinh toan snippets", "doi tinh son snippets", "doi sinh ton 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: (((("doi tinh ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi tinh ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi tinh ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi tinh ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.