Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gia phi cong snippets" » "gia thi cong snippets", "gia phan cong snippets", "gia pham cong snippets", "gian phi cong snippets", "gia pha cong snippets", "gia phu 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: (((("gia phi cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gia phi cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gia phi cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gia phi cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.