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