Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai cuu hoan snippets" » "lai luu hoang snippets", "lai cuu van snippets", "lai cuu khoa snippets", "lai cua hoan snippets", "lai chau hoan snippets", "lai cuoc hoan 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: (((("lai cuu hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lai cuu hoan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai cuu hoan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai cuu hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.