Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham doi ca snippets" » "pham do ca snippets", "pham moi ca snippets", "pham voi ca snippets", "pham doi cua snippets", "pham doi cay snippets", "pham duoi ca 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: (((("pham doi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham doi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham doi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham doi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.