Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tieu thi he snippets" » "trieu thi he snippets", "tiep thi he snippets", "tieu thu he snippets", "tieu thi hue snippets", "tieu thi hoe snippets", "tieu thi ha 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: (((("tieu thi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu thi he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tieu thi he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu thi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.