Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian tho con snippets" » "gian pho con snippets", "giang theo con snippets", "gian thai con snippets", "gian tao con snippets", "gian cho con snippets", "gian theo cong 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: (((("gian tho con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian tho con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian tho con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian tho con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.