Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thanh tai so snippets" » "thanh hai so snippets", "thanh toan so snippets", "doanh tai so snippets", "thanh tai sao snippets", "thanh dai so snippets", "thanh tai co 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: (((("thanh tai so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh tai so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh tai so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh tai so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.