Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi dieu moi snippets" » "thi lien moi snippets", "thi hien moi snippets", "vi dieu moi snippets", "thi hieu moi snippets", "thi dieu tuoi snippets", "thi dieu tri 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: (((("thi dieu moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi dieu moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi dieu moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi dieu moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.