Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"hap van thi snippets" » "phap van thi snippets", "nhap van thi snippets", "tap van thi snippets", "hap van tai snippets", "hap dan thi snippets", "hap van thu snippets", "hap van thi slippers"

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: (((("python using java snippets") or ("hap van thi snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hap van thi snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hap van thi snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hap van thi snippets"))) or ("locating bugs code snippets"))*.