Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giap moi cua snippets" » "gia moi cua snippets", "giap voi cua snippets", "gian mot cua snippets", "giap hoi cua snippets", "giap doi cua snippets", "giap moi quan 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: (((("giap moi cua 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 moi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giap moi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giap moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.