Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri thuc uoc snippets" » "tri tue uoc snippets", "tri thuc cuoc snippets", "tri thuc quoc snippets", "tri chuc cuoc 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: (((("tri thuc uoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri thuc uoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri thuc uoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri thuc uoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.