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