Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin nang o2 snippets" » "tin dung o2 snippets", "ki nang o2 snippets", "thi nang o2 snippets", "tin hang o2 snippets", "tin nang doc snippets", "tin nang 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: (((("tin nang o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tin nang o2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin nang o2 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin nang o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.