Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tham ly cac snippets" » "tam ly cac snippets", "tham my cac snippets", "thai ly cac snippets", "tham ly ca snippets", "tham li cac 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: (((("tham ly cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tham ly cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tham ly cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tham ly cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.